Home / 4,098.81-5,656.47-2,330.28

Finding the Fourth Proportional to 4,098.81, 5,656.47 and 2,330.28

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Solution

The fourth proportional to 4,098.81, 5,656.47 and 2,330.28 is: 3,215.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,098.81 : 5,656.47 = 2,330.28 : x
  2. Step 2: Convert to fraction form
    4,098.81/5,656.47 = 2,330.28/x
  3. Step 3: Cross multiply
    4,098.81x = 5,656.47 × 2,330.28
  4. Step 4: Simplify right side
    4,098.81x = 13,181,158.91
  5. Step 5: Solve for x
    x = 13,181,158.91/4,098.81
  6. Step 6: Final answer
    x = 3,215.85

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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.