Home / 3,506.71-5,257.12-1,530.84

Finding the Fourth Proportional to 3,506.71, 5,257.12 and 1,530.84

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Solution

The fourth proportional to 3,506.71, 5,257.12 and 1,530.84 is: 2,294.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,506.71 : 5,257.12 = 1,530.84 : x
  2. Step 2: Convert to fraction form
    3,506.71/5,257.12 = 1,530.84/x
  3. Step 3: Cross multiply
    3,506.71x = 5,257.12 × 1,530.84
  4. Step 4: Simplify right side
    3,506.71x = 8,047,808.75
  5. Step 5: Solve for x
    x = 8,047,808.75/3,506.71
  6. Step 6: Final answer
    x = 2,294.97

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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.