Home / 8,870.15-13,305.23-3,608.02

Finding the Fourth Proportional to 8,870.15, 13,305.23 and 3,608.02

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Solution

The fourth proportional to 8,870.15, 13,305.23 and 3,608.02 is: 5,412.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,870.15 : 13,305.23 = 3,608.02 : x
  2. Step 2: Convert to fraction form
    8,870.15/13,305.23 = 3,608.02/x
  3. Step 3: Cross multiply
    8,870.15x = 13,305.23 × 3,608.02
  4. Step 4: Simplify right side
    8,870.15x = 48,005,575.34
  5. Step 5: Solve for x
    x = 48,005,575.34/8,870.15
  6. Step 6: Final answer
    x = 5,412.03

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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.