Home / 5,320.44-8,006.02-4,390.16

Finding the Fourth Proportional to 5,320.44, 8,006.02 and 4,390.16

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Solution

The fourth proportional to 5,320.44, 8,006.02 and 4,390.16 is: 6,606.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,320.44 : 8,006.02 = 4,390.16 : x
  2. Step 2: Convert to fraction form
    5,320.44/8,006.02 = 4,390.16/x
  3. Step 3: Cross multiply
    5,320.44x = 8,006.02 × 4,390.16
  4. Step 4: Simplify right side
    5,320.44x = 35,147,708.76
  5. Step 5: Solve for x
    x = 35,147,708.76/5,320.44
  6. Step 6: Final answer
    x = 6,606.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.