Home / 1,254.27-1,730.52-1,088.22

Finding the Fourth Proportional to 1,254.27, 1,730.52 and 1,088.22

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Solution

The fourth proportional to 1,254.27, 1,730.52 and 1,088.22 is: 1,501.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,254.27 : 1,730.52 = 1,088.22 : x
  2. Step 2: Convert to fraction form
    1,254.27/1,730.52 = 1,088.22/x
  3. Step 3: Cross multiply
    1,254.27x = 1,730.52 × 1,088.22
  4. Step 4: Simplify right side
    1,254.27x = 1,883,186.47
  5. Step 5: Solve for x
    x = 1,883,186.47/1,254.27
  6. Step 6: Final answer
    x = 1,501.42

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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.