Home / 2,909.87-4,013.81-2,537.74

Finding the Fourth Proportional to 2,909.87, 4,013.81 and 2,537.74

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Solution

The fourth proportional to 2,909.87, 4,013.81 and 2,537.74 is: 3,500.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.87 : 4,013.81 = 2,537.74 : x
  2. Step 2: Convert to fraction form
    2,909.87/4,013.81 = 2,537.74/x
  3. Step 3: Cross multiply
    2,909.87x = 4,013.81 × 2,537.74
  4. Step 4: Simplify right side
    2,909.87x = 10,186,006.19
  5. Step 5: Solve for x
    x = 10,186,006.19/2,909.87
  6. Step 6: Final answer
    x = 3,500.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.