Home / 1,625.18-2,242.35-962.19

Finding the Fourth Proportional to 1,625.18, 2,242.35 and 962.19

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Solution

The fourth proportional to 1,625.18, 2,242.35 and 962.19 is: 1,327.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,625.18 : 2,242.35 = 962.19 : x
  2. Step 2: Convert to fraction form
    1,625.18/2,242.35 = 962.19/x
  3. Step 3: Cross multiply
    1,625.18x = 2,242.35 × 962.19
  4. Step 4: Simplify right side
    1,625.18x = 2,157,566.75
  5. Step 5: Solve for x
    x = 2,157,566.75/1,625.18
  6. Step 6: Final answer
    x = 1,327.59

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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.