Home / 10,876.40-16,314.60-6,502.40

Finding the Fourth Proportional to 10,876.40, 16,314.60 and 6,502.40

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Solution

The fourth proportional to 10,876.40, 16,314.60 and 6,502.40 is: 9,753.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,876.40 : 16,314.60 = 6,502.40 : x
  2. Step 2: Convert to fraction form
    10,876.40/16,314.60 = 6,502.40/x
  3. Step 3: Cross multiply
    10,876.40x = 16,314.60 × 6,502.40
  4. Step 4: Simplify right side
    10,876.40x = 106,084,055.04
  5. Step 5: Solve for x
    x = 106,084,055.04/10,876.40
  6. Step 6: Final answer
    x = 9,753.60

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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.