Home / 4,123.10-6,184.93-1,657.91

Finding the Fourth Proportional to 4,123.10, 6,184.93 and 1,657.91

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Solution

The fourth proportional to 4,123.10, 6,184.93 and 1,657.91 is: 2,486.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.10 : 6,184.93 = 1,657.91 : x
  2. Step 2: Convert to fraction form
    4,123.10/6,184.93 = 1,657.91/x
  3. Step 3: Cross multiply
    4,123.10x = 6,184.93 × 1,657.91
  4. Step 4: Simplify right side
    4,123.10x = 10,254,049.01
  5. Step 5: Solve for x
    x = 10,254,049.01/4,123.10
  6. Step 6: Final answer
    x = 2,486.98

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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.