Home / 2,331.02-3,496.40-1,291.52

Finding the Fourth Proportional to 2,331.02, 3,496.40 and 1,291.52

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Solution

The fourth proportional to 2,331.02, 3,496.40 and 1,291.52 is: 1,937.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,331.02 : 3,496.40 = 1,291.52 : x
  2. Step 2: Convert to fraction form
    2,331.02/3,496.40 = 1,291.52/x
  3. Step 3: Cross multiply
    2,331.02x = 3,496.40 × 1,291.52
  4. Step 4: Simplify right side
    2,331.02x = 4,515,670.53
  5. Step 5: Solve for x
    x = 4,515,670.53/2,331.02
  6. Step 6: Final answer
    x = 1,937.21

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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.