Home / 5,547.90-8,320.64-2,624.61

Finding the Fourth Proportional to 5,547.90, 8,320.64 and 2,624.61

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Solution

The fourth proportional to 5,547.90, 8,320.64 and 2,624.61 is: 3,936.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.90 : 8,320.64 = 2,624.61 : x
  2. Step 2: Convert to fraction form
    5,547.90/8,320.64 = 2,624.61/x
  3. Step 3: Cross multiply
    5,547.90x = 8,320.64 × 2,624.61
  4. Step 4: Simplify right side
    5,547.90x = 21,838,421.83
  5. Step 5: Solve for x
    x = 21,838,421.83/5,547.90
  6. Step 6: Final answer
    x = 3,936.34

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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.