Home / 10,265.94-15,386.12-4,713.38

Finding the Fourth Proportional to 10,265.94, 15,386.12 and 4,713.38

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Solution

The fourth proportional to 10,265.94, 15,386.12 and 4,713.38 is: 7,064.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,265.94 : 15,386.12 = 4,713.38 : x
  2. Step 2: Convert to fraction form
    10,265.94/15,386.12 = 4,713.38/x
  3. Step 3: Cross multiply
    10,265.94x = 15,386.12 × 4,713.38
  4. Step 4: Simplify right side
    10,265.94x = 72,520,630.29
  5. Step 5: Solve for x
    x = 72,520,630.29/10,265.94
  6. Step 6: Final answer
    x = 7,064.20

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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.