Home / 7,442.67-10,270.80-4,298.79

Finding the Fourth Proportional to 7,442.67, 10,270.80 and 4,298.79

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Solution

The fourth proportional to 7,442.67, 10,270.80 and 4,298.79 is: 5,932.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,442.67 : 10,270.80 = 4,298.79 : x
  2. Step 2: Convert to fraction form
    7,442.67/10,270.80 = 4,298.79/x
  3. Step 3: Cross multiply
    7,442.67x = 10,270.80 × 4,298.79
  4. Step 4: Simplify right side
    7,442.67x = 44,152,012.33
  5. Step 5: Solve for x
    x = 44,152,012.33/7,442.67
  6. Step 6: Final answer
    x = 5,932.28

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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.