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Finding the Fourth Proportional to 8,876.34, 13,303.00 and 3,605.17

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Solution

The fourth proportional to 8,876.34, 13,303.00 and 3,605.17 is: 5,403.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,876.34 : 13,303.00 = 3,605.17 : x
  2. Step 2: Convert to fraction form
    8,876.34/13,303.00 = 3,605.17/x
  3. Step 3: Cross multiply
    8,876.34x = 13,303.00 × 3,605.17
  4. Step 4: Simplify right side
    8,876.34x = 47,959,597.25
  5. Step 5: Solve for x
    x = 47,959,597.25/8,876.34
  6. Step 6: Final answer
    x = 5,403.08

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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.