Home / 5,547.12-7,654.08-3,308.94

Finding the Fourth Proportional to 5,547.12, 7,654.08 and 3,308.94

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Solution

The fourth proportional to 5,547.12, 7,654.08 and 3,308.94 is: 4,565.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.12 : 7,654.08 = 3,308.94 : x
  2. Step 2: Convert to fraction form
    5,547.12/7,654.08 = 3,308.94/x
  3. Step 3: Cross multiply
    5,547.12x = 7,654.08 × 3,308.94
  4. Step 4: Simplify right side
    5,547.12x = 25,326,891.48
  5. Step 5: Solve for x
    x = 25,326,891.48/5,547.12
  6. Step 6: Final answer
    x = 4,565.77

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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.