Home / 2,320.86-3,475.74-1,902.44

Finding the Fourth Proportional to 2,320.86, 3,475.74 and 1,902.44

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Solution

The fourth proportional to 2,320.86, 3,475.74 and 1,902.44 is: 2,849.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,320.86 : 3,475.74 = 1,902.44 : x
  2. Step 2: Convert to fraction form
    2,320.86/3,475.74 = 1,902.44/x
  3. Step 3: Cross multiply
    2,320.86x = 3,475.74 × 1,902.44
  4. Step 4: Simplify right side
    2,320.86x = 6,612,386.81
  5. Step 5: Solve for x
    x = 6,612,386.81/2,320.86
  6. Step 6: Final answer
    x = 2,849.11

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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.