Home / 7,925.29-11,888.55-2,378.23

Finding the Fourth Proportional to 7,925.29, 11,888.55 and 2,378.23

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Solution

The fourth proportional to 7,925.29, 11,888.55 and 2,378.23 is: 3,567.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,925.29 : 11,888.55 = 2,378.23 : x
  2. Step 2: Convert to fraction form
    7,925.29/11,888.55 = 2,378.23/x
  3. Step 3: Cross multiply
    7,925.29x = 11,888.55 × 2,378.23
  4. Step 4: Simplify right side
    7,925.29x = 28,273,676.55
  5. Step 5: Solve for x
    x = 28,273,676.55/7,925.29
  6. Step 6: Final answer
    x = 3,567.53

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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.