Home / 10,644.52-14,689.20-5,929.24

Finding the Fourth Proportional to 10,644.52, 14,689.20 and 5,929.24

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Solution

The fourth proportional to 10,644.52, 14,689.20 and 5,929.24 is: 8,182.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,644.52 : 14,689.20 = 5,929.24 : x
  2. Step 2: Convert to fraction form
    10,644.52/14,689.20 = 5,929.24/x
  3. Step 3: Cross multiply
    10,644.52x = 14,689.20 × 5,929.24
  4. Step 4: Simplify right side
    10,644.52x = 87,095,792.21
  5. Step 5: Solve for x
    x = 87,095,792.21/10,644.52
  6. Step 6: Final answer
    x = 8,182.22

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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.