Home / 9,127.62-13,686.18-3,574.46

Finding the Fourth Proportional to 9,127.62, 13,686.18 and 3,574.46

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Solution

The fourth proportional to 9,127.62, 13,686.18 and 3,574.46 is: 5,359.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,127.62 : 13,686.18 = 3,574.46 : x
  2. Step 2: Convert to fraction form
    9,127.62/13,686.18 = 3,574.46/x
  3. Step 3: Cross multiply
    9,127.62x = 13,686.18 × 3,574.46
  4. Step 4: Simplify right side
    9,127.62x = 48,920,723.77
  5. Step 5: Solve for x
    x = 48,920,723.77/9,127.62
  6. Step 6: Final answer
    x = 5,359.64

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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.