Home / 5,370.16-8,056.47-1,672.18

Finding the Fourth Proportional to 5,370.16, 8,056.47 and 1,672.18

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Solution

The fourth proportional to 5,370.16, 8,056.47 and 1,672.18 is: 2,508.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370.16 : 8,056.47 = 1,672.18 : x
  2. Step 2: Convert to fraction form
    5,370.16/8,056.47 = 1,672.18/x
  3. Step 3: Cross multiply
    5,370.16x = 8,056.47 × 1,672.18
  4. Step 4: Simplify right side
    5,370.16x = 13,471,868.00
  5. Step 5: Solve for x
    x = 13,471,868.00/5,370.16
  6. Step 6: Final answer
    x = 2,508.65

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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.