Home / 4,071.60-6,107.40-1,475.28

Finding the Fourth Proportional to 4,071.60, 6,107.40 and 1,475.28

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Solution

The fourth proportional to 4,071.60, 6,107.40 and 1,475.28 is: 2,212.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,071.60 : 6,107.40 = 1,475.28 : x
  2. Step 2: Convert to fraction form
    4,071.60/6,107.40 = 1,475.28/x
  3. Step 3: Cross multiply
    4,071.60x = 6,107.40 × 1,475.28
  4. Step 4: Simplify right side
    4,071.60x = 9,010,125.07
  5. Step 5: Solve for x
    x = 9,010,125.07/4,071.60
  6. Step 6: Final answer
    x = 2,212.92

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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.