Home / 6,913.23-10,369.85-1,719.11

Finding the Fourth Proportional to 6,913.23, 10,369.85 and 1,719.11

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Solution

The fourth proportional to 6,913.23, 10,369.85 and 1,719.11 is: 2,578.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.23 : 10,369.85 = 1,719.11 : x
  2. Step 2: Convert to fraction form
    6,913.23/10,369.85 = 1,719.11/x
  3. Step 3: Cross multiply
    6,913.23x = 10,369.85 × 1,719.11
  4. Step 4: Simplify right side
    6,913.23x = 17,826,871.83
  5. Step 5: Solve for x
    x = 17,826,871.83/6,913.23
  6. Step 6: Final answer
    x = 2,578.66

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Similar ratio
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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.