Home / 8,084.43-11,156.47-4,547.67

Finding the Fourth Proportional to 8,084.43, 11,156.47 and 4,547.67

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Solution

The fourth proportional to 8,084.43, 11,156.47 and 4,547.67 is: 6,275.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084.43 : 11,156.47 = 4,547.67 : x
  2. Step 2: Convert to fraction form
    8,084.43/11,156.47 = 4,547.67/x
  3. Step 3: Cross multiply
    8,084.43x = 11,156.47 × 4,547.67
  4. Step 4: Simplify right side
    8,084.43x = 50,735,907.77
  5. Step 5: Solve for x
    x = 50,735,907.77/8,084.43
  6. Step 6: Final answer
    x = 6,275.76

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.