Home / 2,311.13-3,465.48-1,580.92

Finding the Fourth Proportional to 2,311.13, 3,465.48 and 1,580.92

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Solution

The fourth proportional to 2,311.13, 3,465.48 and 1,580.92 is: 2,370.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,311.13 : 3,465.48 = 1,580.92 : x
  2. Step 2: Convert to fraction form
    2,311.13/3,465.48 = 1,580.92/x
  3. Step 3: Cross multiply
    2,311.13x = 3,465.48 × 1,580.92
  4. Step 4: Simplify right side
    2,311.13x = 5,478,646.64
  5. Step 5: Solve for x
    x = 5,478,646.64/2,311.13
  6. Step 6: Final answer
    x = 2,370.55

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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.