Home / 8,547.83-12,823.91-2,625.02

Finding the Fourth Proportional to 8,547.83, 12,823.91 and 2,625.02

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Solution

The fourth proportional to 8,547.83, 12,823.91 and 2,625.02 is: 3,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,547.83 : 12,823.91 = 2,625.02 : x
  2. Step 2: Convert to fraction form
    8,547.83/12,823.91 = 2,625.02/x
  3. Step 3: Cross multiply
    8,547.83x = 12,823.91 × 2,625.02
  4. Step 4: Simplify right side
    8,547.83x = 33,663,020.23
  5. Step 5: Solve for x
    x = 33,663,020.23/8,547.83
  6. Step 6: Final answer
    x = 3,938.19

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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.