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Finding the Fourth Proportional to 8,875.49, 13,303.60 and 4,375.66

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Solution

The fourth proportional to 8,875.49, 13,303.60 and 4,375.66 is: 6,558.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875.49 : 13,303.60 = 4,375.66 : x
  2. Step 2: Convert to fraction form
    8,875.49/13,303.60 = 4,375.66/x
  3. Step 3: Cross multiply
    8,875.49x = 13,303.60 × 4,375.66
  4. Step 4: Simplify right side
    8,875.49x = 58,212,030.38
  5. Step 5: Solve for x
    x = 58,212,030.38/8,875.49
  6. Step 6: Final answer
    x = 6,558.74

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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.