Home / 1,475.56-2,209.46-1,345.96

Finding the Fourth Proportional to 1,475.56, 2,209.46 and 1,345.96

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Solution

The fourth proportional to 1,475.56, 2,209.46 and 1,345.96 is: 2,015.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,475.56 : 2,209.46 = 1,345.96 : x
  2. Step 2: Convert to fraction form
    1,475.56/2,209.46 = 1,345.96/x
  3. Step 3: Cross multiply
    1,475.56x = 2,209.46 × 1,345.96
  4. Step 4: Simplify right side
    1,475.56x = 2,973,844.78
  5. Step 5: Solve for x
    x = 2,973,844.78/1,475.56
  6. Step 6: Final answer
    x = 2,015.40

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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.