Home / 4,130.74-5,694.45-2,637.52

Finding the Fourth Proportional to 4,130.74, 5,694.45 and 2,637.52

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Solution

The fourth proportional to 4,130.74, 5,694.45 and 2,637.52 is: 3,635.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.74 : 5,694.45 = 2,637.52 : x
  2. Step 2: Convert to fraction form
    4,130.74/5,694.45 = 2,637.52/x
  3. Step 3: Cross multiply
    4,130.74x = 5,694.45 × 2,637.52
  4. Step 4: Simplify right side
    4,130.74x = 15,019,225.76
  5. Step 5: Solve for x
    x = 15,019,225.76/4,130.74
  6. Step 6: Final answer
    x = 3,635.96

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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.