Home / 10,345.75-15,521.69-5,966.35

Finding the Fourth Proportional to 10,345.75, 15,521.69 and 5,966.35

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Solution

The fourth proportional to 10,345.75, 15,521.69 and 5,966.35 is: 8,951.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,345.75 : 15,521.69 = 5,966.35 : x
  2. Step 2: Convert to fraction form
    10,345.75/15,521.69 = 5,966.35/x
  3. Step 3: Cross multiply
    10,345.75x = 15,521.69 × 5,966.35
  4. Step 4: Simplify right side
    10,345.75x = 92,607,805.30
  5. Step 5: Solve for x
    x = 92,607,805.30/10,345.75
  6. Step 6: Final answer
    x = 8,951.29

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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.