Home / 9,127.83-13,686.51-3,574.68

Finding the Fourth Proportional to 9,127.83, 13,686.51 and 3,574.68

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Solution

The fourth proportional to 9,127.83, 13,686.51 and 3,574.68 is: 5,359.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.83 : 13,686.51 = 3,574.68 : x
  2. Step 2: Convert to fraction form
    9,127.83/13,686.51 = 3,574.68/x
  3. Step 3: Cross multiply
    9,127.83x = 13,686.51 × 3,574.68
  4. Step 4: Simplify right side
    9,127.83x = 48,924,833.69
  5. Step 5: Solve for x
    x = 48,924,833.69/9,127.83
  6. Step 6: Final answer
    x = 5,359.96

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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.