Home / 1,567.32-2,348.76-1,243.32

Finding the Fourth Proportional to 1,567.32, 2,348.76 and 1,243.32

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Solution

The fourth proportional to 1,567.32, 2,348.76 and 1,243.32 is: 1,863.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.32 : 2,348.76 = 1,243.32 : x
  2. Step 2: Convert to fraction form
    1,567.32/2,348.76 = 1,243.32/x
  3. Step 3: Cross multiply
    1,567.32x = 2,348.76 × 1,243.32
  4. Step 4: Simplify right side
    1,567.32x = 2,920,260.28
  5. Step 5: Solve for x
    x = 2,920,260.28/1,567.32
  6. Step 6: Final answer
    x = 1,863.22

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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.