Home / 4,250.40-6,375.60-1,655.16

Finding the Fourth Proportional to 4,250.40, 6,375.60 and 1,655.16

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Solution

The fourth proportional to 4,250.40, 6,375.60 and 1,655.16 is: 2,482.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,250.40 : 6,375.60 = 1,655.16 : x
  2. Step 2: Convert to fraction form
    4,250.40/6,375.60 = 1,655.16/x
  3. Step 3: Cross multiply
    4,250.40x = 6,375.60 × 1,655.16
  4. Step 4: Simplify right side
    4,250.40x = 10,552,638.10
  5. Step 5: Solve for x
    x = 10,552,638.10/4,250.40
  6. Step 6: Final answer
    x = 2,482.74

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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.