Home / 3,562.48-4,915.96-2,145.88

Finding the Fourth Proportional to 3,562.48, 4,915.96 and 2,145.88

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Solution

The fourth proportional to 3,562.48, 4,915.96 and 2,145.88 is: 2,961.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,562.48 : 4,915.96 = 2,145.88 : x
  2. Step 2: Convert to fraction form
    3,562.48/4,915.96 = 2,145.88/x
  3. Step 3: Cross multiply
    3,562.48x = 4,915.96 × 2,145.88
  4. Step 4: Simplify right side
    3,562.48x = 10,549,060.24
  5. Step 5: Solve for x
    x = 10,549,060.24/3,562.48
  6. Step 6: Final answer
    x = 2,961.16

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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.