Home / 5,539.65-7,641.07-3,547.05

Finding the Fourth Proportional to 5,539.65, 7,641.07 and 3,547.05

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Solution

The fourth proportional to 5,539.65, 7,641.07 and 3,547.05 is: 4,892.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.65 : 7,641.07 = 3,547.05 : x
  2. Step 2: Convert to fraction form
    5,539.65/7,641.07 = 3,547.05/x
  3. Step 3: Cross multiply
    5,539.65x = 7,641.07 × 3,547.05
  4. Step 4: Simplify right side
    5,539.65x = 27,103,257.34
  5. Step 5: Solve for x
    x = 27,103,257.34/5,539.65
  6. Step 6: Final answer
    x = 4,892.59

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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.