Home / 10,416.16-15,625.28-3,841.50

Finding the Fourth Proportional to 10,416.16, 15,625.28 and 3,841.50

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Solution

The fourth proportional to 10,416.16, 15,625.28 and 3,841.50 is: 5,762.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,416.16 : 15,625.28 = 3,841.50 : x
  2. Step 2: Convert to fraction form
    10,416.16/15,625.28 = 3,841.50/x
  3. Step 3: Cross multiply
    10,416.16x = 15,625.28 × 3,841.50
  4. Step 4: Simplify right side
    10,416.16x = 60,024,513.12
  5. Step 5: Solve for x
    x = 60,024,513.12/10,416.16
  6. Step 6: Final answer
    x = 5,762.63

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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.