Home / 8,084.79-11,156.31-4,547.52

Finding the Fourth Proportional to 8,084.79, 11,156.31 and 4,547.52

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Solution

The fourth proportional to 8,084.79, 11,156.31 and 4,547.52 is: 6,275.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084.79 : 11,156.31 = 4,547.52 : x
  2. Step 2: Convert to fraction form
    8,084.79/11,156.31 = 4,547.52/x
  3. Step 3: Cross multiply
    8,084.79x = 11,156.31 × 4,547.52
  4. Step 4: Simplify right side
    8,084.79x = 50,733,542.85
  5. Step 5: Solve for x
    x = 50,733,542.85/8,084.79
  6. Step 6: Final answer
    x = 6,275.18

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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.