Home / 8,750.16-13,123.35-3,206.07

Finding the Fourth Proportional to 8,750.16, 13,123.35 and 3,206.07

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Solution

The fourth proportional to 8,750.16, 13,123.35 and 3,206.07 is: 4,808.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,750.16 : 13,123.35 = 3,206.07 : x
  2. Step 2: Convert to fraction form
    8,750.16/13,123.35 = 3,206.07/x
  3. Step 3: Cross multiply
    8,750.16x = 13,123.35 × 3,206.07
  4. Step 4: Simplify right side
    8,750.16x = 42,074,378.73
  5. Step 5: Solve for x
    x = 42,074,378.73/8,750.16
  6. Step 6: Final answer
    x = 4,808.41

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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.