Home / 5,443.14-8,164.98-1,547.85

Finding the Fourth Proportional to 5,443.14, 8,164.98 and 1,547.85

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Solution

The fourth proportional to 5,443.14, 8,164.98 and 1,547.85 is: 2,321.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.14 : 8,164.98 = 1,547.85 : x
  2. Step 2: Convert to fraction form
    5,443.14/8,164.98 = 1,547.85/x
  3. Step 3: Cross multiply
    5,443.14x = 8,164.98 × 1,547.85
  4. Step 4: Simplify right side
    5,443.14x = 12,638,164.29
  5. Step 5: Solve for x
    x = 12,638,164.29/5,443.14
  6. Step 6: Final answer
    x = 2,321.85

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1.5x scale

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.