Home / 7,034.87-10,548.41-2,877.80

Finding the Fourth Proportional to 7,034.87, 10,548.41 and 2,877.80

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Solution

The fourth proportional to 7,034.87, 10,548.41 and 2,877.80 is: 4,315.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,034.87 : 10,548.41 = 2,877.80 : x
  2. Step 2: Convert to fraction form
    7,034.87/10,548.41 = 2,877.80/x
  3. Step 3: Cross multiply
    7,034.87x = 10,548.41 × 2,877.80
  4. Step 4: Simplify right side
    7,034.87x = 30,356,147.17
  5. Step 5: Solve for x
    x = 30,356,147.17/7,034.87
  6. Step 6: Final answer
    x = 4,315.10

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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.