Home / 12,567.92-18,854.58-3,683.97

Finding the Fourth Proportional to 12,567.92, 18,854.58 and 3,683.97

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Solution

The fourth proportional to 12,567.92, 18,854.58 and 3,683.97 is: 5,526.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,567.92 : 18,854.58 = 3,683.97 : x
  2. Step 2: Convert to fraction form
    12,567.92/18,854.58 = 3,683.97/x
  3. Step 3: Cross multiply
    12,567.92x = 18,854.58 × 3,683.97
  4. Step 4: Simplify right side
    12,567.92x = 69,459,707.08
  5. Step 5: Solve for x
    x = 69,459,707.08/12,567.92
  6. Step 6: Final answer
    x = 5,526.75

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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.