Home / 5,386.16-8,116.06-4,433.60

Finding the Fourth Proportional to 5,386.16, 8,116.06 and 4,433.60

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Solution

The fourth proportional to 5,386.16, 8,116.06 and 4,433.60 is: 6,680.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.16 : 8,116.06 = 4,433.60 : x
  2. Step 2: Convert to fraction form
    5,386.16/8,116.06 = 4,433.60/x
  3. Step 3: Cross multiply
    5,386.16x = 8,116.06 × 4,433.60
  4. Step 4: Simplify right side
    5,386.16x = 35,983,363.62
  5. Step 5: Solve for x
    x = 35,983,363.62/5,386.16
  6. Step 6: Final answer
    x = 6,680.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.