Home / 3,660.80-5,050.76-2,088.59

Finding the Fourth Proportional to 3,660.80, 5,050.76 and 2,088.59

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Solution

The fourth proportional to 3,660.80, 5,050.76 and 2,088.59 is: 2,881.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660.80 : 5,050.76 = 2,088.59 : x
  2. Step 2: Convert to fraction form
    3,660.80/5,050.76 = 2,088.59/x
  3. Step 3: Cross multiply
    3,660.80x = 5,050.76 × 2,088.59
  4. Step 4: Simplify right side
    3,660.80x = 10,548,931.13
  5. Step 5: Solve for x
    x = 10,548,931.13/3,660.80
  6. Step 6: Final answer
    x = 2,881.60

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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.