Home / 7,646.19-11,459.57-3,488.46

Finding the Fourth Proportional to 7,646.19, 11,459.57 and 3,488.46

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Solution

The fourth proportional to 7,646.19, 11,459.57 and 3,488.46 is: 5,228.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,646.19 : 11,459.57 = 3,488.46 : x
  2. Step 2: Convert to fraction form
    7,646.19/11,459.57 = 3,488.46/x
  3. Step 3: Cross multiply
    7,646.19x = 11,459.57 × 3,488.46
  4. Step 4: Simplify right side
    7,646.19x = 39,976,234.12
  5. Step 5: Solve for x
    x = 39,976,234.12/7,646.19
  6. Step 6: Final answer
    x = 5,228.26

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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.