Home / 3,637.40-5,020.02-2,065.76

Finding the Fourth Proportional to 3,637.40, 5,020.02 and 2,065.76

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Solution

The fourth proportional to 3,637.40, 5,020.02 and 2,065.76 is: 2,850.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,637.40 : 5,020.02 = 2,065.76 : x
  2. Step 2: Convert to fraction form
    3,637.40/5,020.02 = 2,065.76/x
  3. Step 3: Cross multiply
    3,637.40x = 5,020.02 × 2,065.76
  4. Step 4: Simplify right side
    3,637.40x = 10,370,156.52
  5. Step 5: Solve for x
    x = 10,370,156.52/3,637.40
  6. Step 6: Final answer
    x = 2,850.98

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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.