Home / 2,385.26-3,577.49-630.29

Finding the Fourth Proportional to 2,385.26, 3,577.49 and 630.29

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Solution

The fourth proportional to 2,385.26, 3,577.49 and 630.29 is: 945.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.26 : 3,577.49 = 630.29 : x
  2. Step 2: Convert to fraction form
    2,385.26/3,577.49 = 630.29/x
  3. Step 3: Cross multiply
    2,385.26x = 3,577.49 × 630.29
  4. Step 4: Simplify right side
    2,385.26x = 2,254,836.71
  5. Step 5: Solve for x
    x = 2,254,836.71/2,385.26
  6. Step 6: Final answer
    x = 945.32

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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.