Home / 4,687.17-7,041.68-2,740.74

Finding the Fourth Proportional to 4,687.17, 7,041.68 and 2,740.74

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Solution

The fourth proportional to 4,687.17, 7,041.68 and 2,740.74 is: 4,117.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,687.17 : 7,041.68 = 2,740.74 : x
  2. Step 2: Convert to fraction form
    4,687.17/7,041.68 = 2,740.74/x
  3. Step 3: Cross multiply
    4,687.17x = 7,041.68 × 2,740.74
  4. Step 4: Simplify right side
    4,687.17x = 19,299,414.04
  5. Step 5: Solve for x
    x = 19,299,414.04/4,687.17
  6. Step 6: Final answer
    x = 4,117.50

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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.