Home / 2,883.80-4,325.70-2,397.20

Finding the Fourth Proportional to 2,883.80, 4,325.70 and 2,397.20

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Solution

The fourth proportional to 2,883.80, 4,325.70 and 2,397.20 is: 3,595.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,883.80 : 4,325.70 = 2,397.20 : x
  2. Step 2: Convert to fraction form
    2,883.80/4,325.70 = 2,397.20/x
  3. Step 3: Cross multiply
    2,883.80x = 4,325.70 × 2,397.20
  4. Step 4: Simplify right side
    2,883.80x = 10,369,555.40
  5. Step 5: Solve for x
    x = 10,369,555.40/2,883.80
  6. Step 6: Final answer
    x = 3,595.79

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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.