Home / 7,320.24-10,102.08-4,336.02

Finding the Fourth Proportional to 7,320.24, 10,102.08 and 4,336.02

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Solution

The fourth proportional to 7,320.24, 10,102.08 and 4,336.02 is: 5,983.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,320.24 : 10,102.08 = 4,336.02 : x
  2. Step 2: Convert to fraction form
    7,320.24/10,102.08 = 4,336.02/x
  3. Step 3: Cross multiply
    7,320.24x = 10,102.08 × 4,336.02
  4. Step 4: Simplify right side
    7,320.24x = 43,802,820.92
  5. Step 5: Solve for x
    x = 43,802,820.92/7,320.24
  6. Step 6: Final answer
    x = 5,983.80

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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.