Home / 10,400.06-14,350.56-6,207.50

Finding the Fourth Proportional to 10,400.06, 14,350.56 and 6,207.50

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Solution

The fourth proportional to 10,400.06, 14,350.56 and 6,207.50 is: 8,565.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,400.06 : 14,350.56 = 6,207.50 : x
  2. Step 2: Convert to fraction form
    10,400.06/14,350.56 = 6,207.50/x
  3. Step 3: Cross multiply
    10,400.06x = 14,350.56 × 6,207.50
  4. Step 4: Simplify right side
    10,400.06x = 89,081,101.20
  5. Step 5: Solve for x
    x = 89,081,101.20/10,400.06
  6. Step 6: Final answer
    x = 8,565.44

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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.