Home / 5,547.04-7,654.56-3,189.28

Finding the Fourth Proportional to 5,547.04, 7,654.56 and 3,189.28

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Solution

The fourth proportional to 5,547.04, 7,654.56 and 3,189.28 is: 4,401.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.04 : 7,654.56 = 3,189.28 : x
  2. Step 2: Convert to fraction form
    5,547.04/7,654.56 = 3,189.28/x
  3. Step 3: Cross multiply
    5,547.04x = 7,654.56 × 3,189.28
  4. Step 4: Simplify right side
    5,547.04x = 24,412,535.12
  5. Step 5: Solve for x
    x = 24,412,535.12/5,547.04
  6. Step 6: Final answer
    x = 4,401.00

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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.