Home / 5,376.60-8,062.47-1,913.94

Finding the Fourth Proportional to 5,376.60, 8,062.47 and 1,913.94

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Solution

The fourth proportional to 5,376.60, 8,062.47 and 1,913.94 is: 2,870.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,376.60 : 8,062.47 = 1,913.94 : x
  2. Step 2: Convert to fraction form
    5,376.60/8,062.47 = 1,913.94/x
  3. Step 3: Cross multiply
    5,376.60x = 8,062.47 × 1,913.94
  4. Step 4: Simplify right side
    5,376.60x = 15,431,083.83
  5. Step 5: Solve for x
    x = 15,431,083.83/5,376.60
  6. Step 6: Final answer
    x = 2,870.04

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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.