Home / 6,427.48-8,869.68-3,633.04

Finding the Fourth Proportional to 6,427.48, 8,869.68 and 3,633.04

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Solution

The fourth proportional to 6,427.48, 8,869.68 and 3,633.04 is: 5,013.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,427.48 : 8,869.68 = 3,633.04 : x
  2. Step 2: Convert to fraction form
    6,427.48/8,869.68 = 3,633.04/x
  3. Step 3: Cross multiply
    6,427.48x = 8,869.68 × 3,633.04
  4. Step 4: Simplify right side
    6,427.48x = 32,223,902.23
  5. Step 5: Solve for x
    x = 32,223,902.23/6,427.48
  6. Step 6: Final answer
    x = 5,013.46

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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.