Home / 5,206.52-7,808.56-1,507.77

Finding the Fourth Proportional to 5,206.52, 7,808.56 and 1,507.77

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Solution

The fourth proportional to 5,206.52, 7,808.56 and 1,507.77 is: 2,261.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.52 : 7,808.56 = 1,507.77 : x
  2. Step 2: Convert to fraction form
    5,206.52/7,808.56 = 1,507.77/x
  3. Step 3: Cross multiply
    5,206.52x = 7,808.56 × 1,507.77
  4. Step 4: Simplify right side
    5,206.52x = 11,773,508.74
  5. Step 5: Solve for x
    x = 11,773,508.74/5,206.52
  6. Step 6: Final answer
    x = 2,261.30

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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.