Home / 7,278.24-10,918.16-2,599.34

Finding the Fourth Proportional to 7,278.24, 10,918.16 and 2,599.34

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Solution

The fourth proportional to 7,278.24, 10,918.16 and 2,599.34 is: 3,899.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,278.24 : 10,918.16 = 2,599.34 : x
  2. Step 2: Convert to fraction form
    7,278.24/10,918.16 = 2,599.34/x
  3. Step 3: Cross multiply
    7,278.24x = 10,918.16 × 2,599.34
  4. Step 4: Simplify right side
    7,278.24x = 28,380,010.01
  5. Step 5: Solve for x
    x = 28,380,010.01/7,278.24
  6. Step 6: Final answer
    x = 3,899.30

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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.