Home / 7,387.02-10,193.94-4,029.84

Finding the Fourth Proportional to 7,387.02, 10,193.94 and 4,029.84

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Solution

The fourth proportional to 7,387.02, 10,193.94 and 4,029.84 is: 5,561.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.02 : 10,193.94 = 4,029.84 : x
  2. Step 2: Convert to fraction form
    7,387.02/10,193.94 = 4,029.84/x
  3. Step 3: Cross multiply
    7,387.02x = 10,193.94 × 4,029.84
  4. Step 4: Simplify right side
    7,387.02x = 41,079,947.17
  5. Step 5: Solve for x
    x = 41,079,947.17/7,387.02
  6. Step 6: Final answer
    x = 5,561.10

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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.