Home / 6,123.89-9,185.52-1,740.77

Finding the Fourth Proportional to 6,123.89, 9,185.52 and 1,740.77

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Solution

The fourth proportional to 6,123.89, 9,185.52 and 1,740.77 is: 2,611.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,123.89 : 9,185.52 = 1,740.77 : x
  2. Step 2: Convert to fraction form
    6,123.89/9,185.52 = 1,740.77/x
  3. Step 3: Cross multiply
    6,123.89x = 9,185.52 × 1,740.77
  4. Step 4: Simplify right side
    6,123.89x = 15,989,877.65
  5. Step 5: Solve for x
    x = 15,989,877.65/6,123.89
  6. Step 6: Final answer
    x = 2,611.07

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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.