Home / 10,538.60-14,550.04-6,763.39

Finding the Fourth Proportional to 10,538.60, 14,550.04 and 6,763.39

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Solution

The fourth proportional to 10,538.60, 14,550.04 and 6,763.39 is: 9,337.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,538.60 : 14,550.04 = 6,763.39 : x
  2. Step 2: Convert to fraction form
    10,538.60/14,550.04 = 6,763.39/x
  3. Step 3: Cross multiply
    10,538.60x = 14,550.04 × 6,763.39
  4. Step 4: Simplify right side
    10,538.60x = 98,407,541.75
  5. Step 5: Solve for x
    x = 98,407,541.75/10,538.60
  6. Step 6: Final answer
    x = 9,337.82

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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.