Home / 5,663.01-7,814.58-3,145.13

Finding the Fourth Proportional to 5,663.01, 7,814.58 and 3,145.13

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Solution

The fourth proportional to 5,663.01, 7,814.58 and 3,145.13 is: 4,340.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,663.01 : 7,814.58 = 3,145.13 : x
  2. Step 2: Convert to fraction form
    5,663.01/7,814.58 = 3,145.13/x
  3. Step 3: Cross multiply
    5,663.01x = 7,814.58 × 3,145.13
  4. Step 4: Simplify right side
    5,663.01x = 24,577,830.92
  5. Step 5: Solve for x
    x = 24,577,830.92/5,663.01
  6. Step 6: Final answer
    x = 4,340.06

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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.