Home / 2,490.35-3,712.59-2,373.71

Finding the Fourth Proportional to 2,490.35, 3,712.59 and 2,373.71

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Solution

The fourth proportional to 2,490.35, 3,712.59 and 2,373.71 is: 3,538.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,490.35 : 3,712.59 = 2,373.71 : x
  2. Step 2: Convert to fraction form
    2,490.35/3,712.59 = 2,373.71/x
  3. Step 3: Cross multiply
    2,490.35x = 3,712.59 × 2,373.71
  4. Step 4: Simplify right side
    2,490.35x = 8,812,593.45
  5. Step 5: Solve for x
    x = 8,812,593.45/2,490.35
  6. Step 6: Final answer
    x = 3,538.70

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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.