Home / 8,580.18-12,867.57-3,032.22

Finding the Fourth Proportional to 8,580.18, 12,867.57 and 3,032.22

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Solution

The fourth proportional to 8,580.18, 12,867.57 and 3,032.22 is: 4,547.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,580.18 : 12,867.57 = 3,032.22 : x
  2. Step 2: Convert to fraction form
    8,580.18/12,867.57 = 3,032.22/x
  3. Step 3: Cross multiply
    8,580.18x = 12,867.57 × 3,032.22
  4. Step 4: Simplify right side
    8,580.18x = 39,017,303.11
  5. Step 5: Solve for x
    x = 39,017,303.11/8,580.18
  6. Step 6: Final answer
    x = 4,547.38

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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.