Home / 4,123.36-6,185.40-1,658.08

Finding the Fourth Proportional to 4,123.36, 6,185.40 and 1,658.08

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Solution

The fourth proportional to 4,123.36, 6,185.40 and 1,658.08 is: 2,487.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,123.36 : 6,185.40 = 1,658.08 : x
  2. Step 2: Convert to fraction form
    4,123.36/6,185.40 = 1,658.08/x
  3. Step 3: Cross multiply
    4,123.36x = 6,185.40 × 1,658.08
  4. Step 4: Simplify right side
    4,123.36x = 10,255,888.03
  5. Step 5: Solve for x
    x = 10,255,888.03/4,123.36
  6. Step 6: Final answer
    x = 2,487.26

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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.