Home / 10,237.84-15,356.12-5,039.12

Finding the Fourth Proportional to 10,237.84, 15,356.12 and 5,039.12

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Solution

The fourth proportional to 10,237.84, 15,356.12 and 5,039.12 is: 7,558.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,237.84 : 15,356.12 = 5,039.12 : x
  2. Step 2: Convert to fraction form
    10,237.84/15,356.12 = 5,039.12/x
  3. Step 3: Cross multiply
    10,237.84x = 15,356.12 × 5,039.12
  4. Step 4: Simplify right side
    10,237.84x = 77,381,331.41
  5. Step 5: Solve for x
    x = 77,381,331.41/10,237.84
  6. Step 6: Final answer
    x = 7,558.36

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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.