Home / 5,547.62-7,655.65-3,189.58

Finding the Fourth Proportional to 5,547.62, 7,655.65 and 3,189.58

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Solution

The fourth proportional to 5,547.62, 7,655.65 and 3,189.58 is: 4,401.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.62 : 7,655.65 = 3,189.58 : x
  2. Step 2: Convert to fraction form
    5,547.62/7,655.65 = 3,189.58/x
  3. Step 3: Cross multiply
    5,547.62x = 7,655.65 × 3,189.58
  4. Step 4: Simplify right side
    5,547.62x = 24,418,308.13
  5. Step 5: Solve for x
    x = 24,418,308.13/5,547.62
  6. Step 6: Final answer
    x = 4,401.58

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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.