Home / 2,289.18-3,157.92-1,502.94

Finding the Fourth Proportional to 2,289.18, 3,157.92 and 1,502.94

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Solution

The fourth proportional to 2,289.18, 3,157.92 and 1,502.94 is: 2,073.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289.18 : 3,157.92 = 1,502.94 : x
  2. Step 2: Convert to fraction form
    2,289.18/3,157.92 = 1,502.94/x
  3. Step 3: Cross multiply
    2,289.18x = 3,157.92 × 1,502.94
  4. Step 4: Simplify right side
    2,289.18x = 4,746,164.28
  5. Step 5: Solve for x
    x = 4,746,164.28/2,289.18
  6. Step 6: Final answer
    x = 2,073.30

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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.