Home / 5,667.71-8,501.56-1,507.72

Finding the Fourth Proportional to 5,667.71, 8,501.56 and 1,507.72

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Solution

The fourth proportional to 5,667.71, 8,501.56 and 1,507.72 is: 2,261.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,667.71 : 8,501.56 = 1,507.72 : x
  2. Step 2: Convert to fraction form
    5,667.71/8,501.56 = 1,507.72/x
  3. Step 3: Cross multiply
    5,667.71x = 8,501.56 × 1,507.72
  4. Step 4: Simplify right side
    5,667.71x = 12,817,986.87
  5. Step 5: Solve for x
    x = 12,817,986.87/5,667.71
  6. Step 6: Final answer
    x = 2,261.58

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Similar ratio
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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.