Home / 2,637.87-3,955.59-1,542.57

Finding the Fourth Proportional to 2,637.87, 3,955.59 and 1,542.57

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Solution

The fourth proportional to 2,637.87, 3,955.59 and 1,542.57 is: 2,313.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637.87 : 3,955.59 = 1,542.57 : x
  2. Step 2: Convert to fraction form
    2,637.87/3,955.59 = 1,542.57/x
  3. Step 3: Cross multiply
    2,637.87x = 3,955.59 × 1,542.57
  4. Step 4: Simplify right side
    2,637.87x = 6,101,774.47
  5. Step 5: Solve for x
    x = 6,101,774.47/2,637.87
  6. Step 6: Final answer
    x = 2,313.14

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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.