Home / 7,335.17-10,120.20-4,499.63

Finding the Fourth Proportional to 7,335.17, 10,120.20 and 4,499.63

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Solution

The fourth proportional to 7,335.17, 10,120.20 and 4,499.63 is: 6,208.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335.17 : 10,120.20 = 4,499.63 : x
  2. Step 2: Convert to fraction form
    7,335.17/10,120.20 = 4,499.63/x
  3. Step 3: Cross multiply
    7,335.17x = 10,120.20 × 4,499.63
  4. Step 4: Simplify right side
    7,335.17x = 45,537,155.53
  5. Step 5: Solve for x
    x = 45,537,155.53/7,335.17
  6. Step 6: Final answer
    x = 6,208.06

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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.