Home / 4,725.15-6,521.87-3,660.81

Finding the Fourth Proportional to 4,725.15, 6,521.87 and 3,660.81

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Solution

The fourth proportional to 4,725.15, 6,521.87 and 3,660.81 is: 5,052.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,725.15 : 6,521.87 = 3,660.81 : x
  2. Step 2: Convert to fraction form
    4,725.15/6,521.87 = 3,660.81/x
  3. Step 3: Cross multiply
    4,725.15x = 6,521.87 × 3,660.81
  4. Step 4: Simplify right side
    4,725.15x = 23,875,327.70
  5. Step 5: Solve for x
    x = 23,875,327.70/4,725.15
  6. Step 6: Final answer
    x = 5,052.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.