Home / 2,637.54-3,955.05-1,542.15

Finding the Fourth Proportional to 2,637.54, 3,955.05 and 1,542.15

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Solution

The fourth proportional to 2,637.54, 3,955.05 and 1,542.15 is: 2,312.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637.54 : 3,955.05 = 1,542.15 : x
  2. Step 2: Convert to fraction form
    2,637.54/3,955.05 = 1,542.15/x
  3. Step 3: Cross multiply
    2,637.54x = 3,955.05 × 1,542.15
  4. Step 4: Simplify right side
    2,637.54x = 6,099,280.36
  5. Step 5: Solve for x
    x = 6,099,280.36/2,637.54
  6. Step 6: Final answer
    x = 2,312.49

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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.