Home / 10,740.80-14,819.27-6,964.13

Finding the Fourth Proportional to 10,740.80, 14,819.27 and 6,964.13

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Solution

The fourth proportional to 10,740.80, 14,819.27 and 6,964.13 is: 9,608.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,740.80 : 14,819.27 = 6,964.13 : x
  2. Step 2: Convert to fraction form
    10,740.80/14,819.27 = 6,964.13/x
  3. Step 3: Cross multiply
    10,740.80x = 14,819.27 × 6,964.13
  4. Step 4: Simplify right side
    10,740.80x = 103,203,280.83
  5. Step 5: Solve for x
    x = 103,203,280.83/10,740.80
  6. Step 6: Final answer
    x = 9,608.53

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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.