Home / 8,750.34-13,126.05-2,510.78

Finding the Fourth Proportional to 8,750.34, 13,126.05 and 2,510.78

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Solution

The fourth proportional to 8,750.34, 13,126.05 and 2,510.78 is: 3,766.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750.34 : 13,126.05 = 2,510.78 : x
  2. Step 2: Convert to fraction form
    8,750.34/13,126.05 = 2,510.78/x
  3. Step 3: Cross multiply
    8,750.34x = 13,126.05 × 2,510.78
  4. Step 4: Simplify right side
    8,750.34x = 32,956,558.19
  5. Step 5: Solve for x
    x = 32,956,558.19/8,750.34
  6. Step 6: Final answer
    x = 3,766.32

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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.