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Finding the Fourth Proportional to 1,502.02, 2,250.60 and 1,259.02

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Solution

The fourth proportional to 1,502.02, 2,250.60 and 1,259.02 is: 1,886.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,502.02 : 2,250.60 = 1,259.02 : x
  2. Step 2: Convert to fraction form
    1,502.02/2,250.60 = 1,259.02/x
  3. Step 3: Cross multiply
    1,502.02x = 2,250.60 × 1,259.02
  4. Step 4: Simplify right side
    1,502.02x = 2,833,550.41
  5. Step 5: Solve for x
    x = 2,833,550.41/1,502.02
  6. Step 6: Final answer
    x = 1,886.49

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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.