Home / 2,289.10-3,160.50-1,504.48

Finding the Fourth Proportional to 2,289.10, 3,160.50 and 1,504.48

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Solution

The fourth proportional to 2,289.10, 3,160.50 and 1,504.48 is: 2,077.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,289.10 : 3,160.50 = 1,504.48 : x
  2. Step 2: Convert to fraction form
    2,289.10/3,160.50 = 1,504.48/x
  3. Step 3: Cross multiply
    2,289.10x = 3,160.50 × 1,504.48
  4. Step 4: Simplify right side
    2,289.10x = 4,754,909.04
  5. Step 5: Solve for x
    x = 4,754,909.04/2,289.10
  6. Step 6: Final answer
    x = 2,077.20

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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.