Home / 10,566.64-15,838.62-5,376.16

Finding the Fourth Proportional to 10,566.64, 15,838.62 and 5,376.16

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Solution

The fourth proportional to 10,566.64, 15,838.62 and 5,376.16 is: 8,058.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,566.64 : 15,838.62 = 5,376.16 : x
  2. Step 2: Convert to fraction form
    10,566.64/15,838.62 = 5,376.16/x
  3. Step 3: Cross multiply
    10,566.64x = 15,838.62 × 5,376.16
  4. Step 4: Simplify right side
    10,566.64x = 85,150,955.30
  5. Step 5: Solve for x
    x = 85,150,955.30/10,566.64
  6. Step 6: Final answer
    x = 8,058.47

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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.