Home / 4,312.57-6,468.72-1,192.76

Finding the Fourth Proportional to 4,312.57, 6,468.72 and 1,192.76

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Solution

The fourth proportional to 4,312.57, 6,468.72 and 1,192.76 is: 1,789.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.57 : 6,468.72 = 1,192.76 : x
  2. Step 2: Convert to fraction form
    4,312.57/6,468.72 = 1,192.76/x
  3. Step 3: Cross multiply
    4,312.57x = 6,468.72 × 1,192.76
  4. Step 4: Simplify right side
    4,312.57x = 7,715,630.47
  5. Step 5: Solve for x
    x = 7,715,630.47/4,312.57
  6. Step 6: Final answer
    x = 1,789.10

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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.