Home / 7,237.89-9,988.46-4,094.25

Finding the Fourth Proportional to 7,237.89, 9,988.46 and 4,094.25

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Solution

The fourth proportional to 7,237.89, 9,988.46 and 4,094.25 is: 5,650.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.89 : 9,988.46 = 4,094.25 : x
  2. Step 2: Convert to fraction form
    7,237.89/9,988.46 = 4,094.25/x
  3. Step 3: Cross multiply
    7,237.89x = 9,988.46 × 4,094.25
  4. Step 4: Simplify right side
    7,237.89x = 40,895,231.88
  5. Step 5: Solve for x
    x = 40,895,231.88/7,237.89
  6. Step 6: Final answer
    x = 5,650.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.