Home / 4,317.30-6,473.12-2,127.47

Finding the Fourth Proportional to 4,317.30, 6,473.12 and 2,127.47

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Solution

The fourth proportional to 4,317.30, 6,473.12 and 2,127.47 is: 3,189.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317.30 : 6,473.12 = 2,127.47 : x
  2. Step 2: Convert to fraction form
    4,317.30/6,473.12 = 2,127.47/x
  3. Step 3: Cross multiply
    4,317.30x = 6,473.12 × 2,127.47
  4. Step 4: Simplify right side
    4,317.30x = 13,771,325.60
  5. Step 5: Solve for x
    x = 13,771,325.60/4,317.30
  6. Step 6: Final answer
    x = 3,189.80

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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.