Home / 2,521.83-3,767.80-2,435.70

Finding the Fourth Proportional to 2,521.83, 3,767.80 and 2,435.70

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Solution

The fourth proportional to 2,521.83, 3,767.80 and 2,435.70 is: 3,639.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,521.83 : 3,767.80 = 2,435.70 : x
  2. Step 2: Convert to fraction form
    2,521.83/3,767.80 = 2,435.70/x
  3. Step 3: Cross multiply
    2,521.83x = 3,767.80 × 2,435.70
  4. Step 4: Simplify right side
    2,521.83x = 9,177,230.46
  5. Step 5: Solve for x
    x = 9,177,230.46/2,521.83
  6. Step 6: Final answer
    x = 3,639.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.