Home / 5,160.67-7,737.56-1,873.34

Finding the Fourth Proportional to 5,160.67, 7,737.56 and 1,873.34

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Solution

The fourth proportional to 5,160.67, 7,737.56 and 1,873.34 is: 2,808.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,160.67 : 7,737.56 = 1,873.34 : x
  2. Step 2: Convert to fraction form
    5,160.67/7,737.56 = 1,873.34/x
  3. Step 3: Cross multiply
    5,160.67x = 7,737.56 × 1,873.34
  4. Step 4: Simplify right side
    5,160.67x = 14,495,080.65
  5. Step 5: Solve for x
    x = 14,495,080.65/5,160.67
  6. Step 6: Final answer
    x = 2,808.76

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1.5x scale

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.