Home / 7,398.96-10,208.88-4,415.76

Finding the Fourth Proportional to 7,398.96, 10,208.88 and 4,415.76

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Solution

The fourth proportional to 7,398.96, 10,208.88 and 4,415.76 is: 6,092.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398.96 : 10,208.88 = 4,415.76 : x
  2. Step 2: Convert to fraction form
    7,398.96/10,208.88 = 4,415.76/x
  3. Step 3: Cross multiply
    7,398.96x = 10,208.88 × 4,415.76
  4. Step 4: Simplify right side
    7,398.96x = 45,079,963.95
  5. Step 5: Solve for x
    x = 45,079,963.95/7,398.96
  6. Step 6: Final answer
    x = 6,092.74

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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.