Home / 2,023.70-2,790.85-1,325.46

Finding the Fourth Proportional to 2,023.70, 2,790.85 and 1,325.46

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Solution

The fourth proportional to 2,023.70, 2,790.85 and 1,325.46 is: 1,827.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023.70 : 2,790.85 = 1,325.46 : x
  2. Step 2: Convert to fraction form
    2,023.70/2,790.85 = 1,325.46/x
  3. Step 3: Cross multiply
    2,023.70x = 2,790.85 × 1,325.46
  4. Step 4: Simplify right side
    2,023.70x = 3,699,160.04
  5. Step 5: Solve for x
    x = 3,699,160.04/2,023.70
  6. Step 6: Final answer
    x = 1,827.92

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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.