Home / 10,972.17-16,458.09-2,652.13

Finding the Fourth Proportional to 10,972.17, 16,458.09 and 2,652.13

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Solution

The fourth proportional to 10,972.17, 16,458.09 and 2,652.13 is: 3,978.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,972.17 : 16,458.09 = 2,652.13 : x
  2. Step 2: Convert to fraction form
    10,972.17/16,458.09 = 2,652.13/x
  3. Step 3: Cross multiply
    10,972.17x = 16,458.09 × 2,652.13
  4. Step 4: Simplify right side
    10,972.17x = 43,648,994.23
  5. Step 5: Solve for x
    x = 43,648,994.23/10,972.17
  6. Step 6: Final answer
    x = 3,978.16

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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.