Home / 7,320.16-10,101.18-4,335.49

Finding the Fourth Proportional to 7,320.16, 10,101.18 and 4,335.49

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Solution

The fourth proportional to 7,320.16, 10,101.18 and 4,335.49 is: 5,982.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320.16 : 10,101.18 = 4,335.49 : x
  2. Step 2: Convert to fraction form
    7,320.16/10,101.18 = 4,335.49/x
  3. Step 3: Cross multiply
    7,320.16x = 10,101.18 × 4,335.49
  4. Step 4: Simplify right side
    7,320.16x = 43,793,564.88
  5. Step 5: Solve for x
    x = 43,793,564.88/7,320.16
  6. Step 6: Final answer
    x = 5,982.60

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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.