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Finding the Fourth Proportional to 10,552, 14,560.64 and 5,836.16

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Solution

The fourth proportional to 10,552, 14,560.64 and 5,836.16 is: 8,053.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,552 : 14,560.64 = 5,836.16 : x
  2. Step 2: Convert to fraction form
    10,552/14,560.64 = 5,836.16/x
  3. Step 3: Cross multiply
    10,552x = 14,560.64 × 5,836.16
  4. Step 4: Simplify right side
    10,552x = 84,978,224.74
  5. Step 5: Solve for x
    x = 84,978,224.74/10,552
  6. Step 6: Final answer
    x = 8,053.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.