Home / 4,814.01-6,643.17-2,689.92

Finding the Fourth Proportional to 4,814.01, 6,643.17 and 2,689.92

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Solution

The fourth proportional to 4,814.01, 6,643.17 and 2,689.92 is: 3,712.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,814.01 : 6,643.17 = 2,689.92 : x
  2. Step 2: Convert to fraction form
    4,814.01/6,643.17 = 2,689.92/x
  3. Step 3: Cross multiply
    4,814.01x = 6,643.17 × 2,689.92
  4. Step 4: Simplify right side
    4,814.01x = 17,869,595.85
  5. Step 5: Solve for x
    x = 17,869,595.85/4,814.01
  6. Step 6: Final answer
    x = 3,712.00

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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.