Home / 4,962.66-7,443.90-4,187.64

Finding the Fourth Proportional to 4,962.66, 7,443.90 and 4,187.64

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Solution

The fourth proportional to 4,962.66, 7,443.90 and 4,187.64 is: 6,281.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,962.66 : 7,443.90 = 4,187.64 : x
  2. Step 2: Convert to fraction form
    4,962.66/7,443.90 = 4,187.64/x
  3. Step 3: Cross multiply
    4,962.66x = 7,443.90 × 4,187.64
  4. Step 4: Simplify right side
    4,962.66x = 31,172,373.40
  5. Step 5: Solve for x
    x = 31,172,373.40/4,962.66
  6. Step 6: Final answer
    x = 6,281.38

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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.