Home / 3,155.23-4,358.32-2,559.93

Finding the Fourth Proportional to 3,155.23, 4,358.32 and 2,559.93

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Solution

The fourth proportional to 3,155.23, 4,358.32 and 2,559.93 is: 3,536.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.23 : 4,358.32 = 2,559.93 : x
  2. Step 2: Convert to fraction form
    3,155.23/4,358.32 = 2,559.93/x
  3. Step 3: Cross multiply
    3,155.23x = 4,358.32 × 2,559.93
  4. Step 4: Simplify right side
    3,155.23x = 11,156,994.12
  5. Step 5: Solve for x
    x = 11,156,994.12/3,155.23
  6. Step 6: Final answer
    x = 3,536.04

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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.