Home / 10,073.79-15,095.28-4,227.21

Finding the Fourth Proportional to 10,073.79, 15,095.28 and 4,227.21

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Solution

The fourth proportional to 10,073.79, 15,095.28 and 4,227.21 is: 6,334.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,073.79 : 15,095.28 = 4,227.21 : x
  2. Step 2: Convert to fraction form
    10,073.79/15,095.28 = 4,227.21/x
  3. Step 3: Cross multiply
    10,073.79x = 15,095.28 × 4,227.21
  4. Step 4: Simplify right side
    10,073.79x = 63,810,918.57
  5. Step 5: Solve for x
    x = 63,810,918.57/10,073.79
  6. Step 6: Final answer
    x = 6,334.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.