Home / 3,117.27-4,657.68-3,008.32

Finding the Fourth Proportional to 3,117.27, 4,657.68 and 3,008.32

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Solution

The fourth proportional to 3,117.27, 4,657.68 and 3,008.32 is: 4,494.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,117.27 : 4,657.68 = 3,008.32 : x
  2. Step 2: Convert to fraction form
    3,117.27/4,657.68 = 3,008.32/x
  3. Step 3: Cross multiply
    3,117.27x = 4,657.68 × 3,008.32
  4. Step 4: Simplify right side
    3,117.27x = 14,011,807.20
  5. Step 5: Solve for x
    x = 14,011,807.20/3,117.27
  6. Step 6: Final answer
    x = 4,494.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.