Home / 10,248.64-15,361.44-5,058.16

Finding the Fourth Proportional to 10,248.64, 15,361.44 and 5,058.16

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Solution

The fourth proportional to 10,248.64, 15,361.44 and 5,058.16 is: 7,581.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,248.64 : 15,361.44 = 5,058.16 : x
  2. Step 2: Convert to fraction form
    10,248.64/15,361.44 = 5,058.16/x
  3. Step 3: Cross multiply
    10,248.64x = 15,361.44 × 5,058.16
  4. Step 4: Simplify right side
    10,248.64x = 77,700,621.35
  5. Step 5: Solve for x
    x = 77,700,621.35/10,248.64
  6. Step 6: Final answer
    x = 7,581.55

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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.