Home / 7,888.38-11,829.24-4,329.60

Finding the Fourth Proportional to 7,888.38, 11,829.24 and 4,329.60

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Solution

The fourth proportional to 7,888.38, 11,829.24 and 4,329.60 is: 6,492.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,888.38 : 11,829.24 = 4,329.60 : x
  2. Step 2: Convert to fraction form
    7,888.38/11,829.24 = 4,329.60/x
  3. Step 3: Cross multiply
    7,888.38x = 11,829.24 × 4,329.60
  4. Step 4: Simplify right side
    7,888.38x = 51,215,877.50
  5. Step 5: Solve for x
    x = 51,215,877.50/7,888.38
  6. Step 6: Final answer
    x = 6,492.57

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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.