Home / 10,263.35-15,395.45-5,002.70

Finding the Fourth Proportional to 10,263.35, 15,395.45 and 5,002.70

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Solution

The fourth proportional to 10,263.35, 15,395.45 and 5,002.70 is: 7,504.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,263.35 : 15,395.45 = 5,002.70 : x
  2. Step 2: Convert to fraction form
    10,263.35/15,395.45 = 5,002.70/x
  3. Step 3: Cross multiply
    10,263.35x = 15,395.45 × 5,002.70
  4. Step 4: Simplify right side
    10,263.35x = 77,018,715.72
  5. Step 5: Solve for x
    x = 77,018,715.72/10,263.35
  6. Step 6: Final answer
    x = 7,504.25

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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.