Home / 5,246.64-7,870.44-1,351.08

Finding the Fourth Proportional to 5,246.64, 7,870.44 and 1,351.08

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Solution

The fourth proportional to 5,246.64, 7,870.44 and 1,351.08 is: 2,026.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246.64 : 7,870.44 = 1,351.08 : x
  2. Step 2: Convert to fraction form
    5,246.64/7,870.44 = 1,351.08/x
  3. Step 3: Cross multiply
    5,246.64x = 7,870.44 × 1,351.08
  4. Step 4: Simplify right side
    5,246.64x = 10,633,594.08
  5. Step 5: Solve for x
    x = 10,633,594.08/5,246.64
  6. Step 6: Final answer
    x = 2,026.74

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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.