Home / 7,028.06-10,540.02-5,792.40

Finding the Fourth Proportional to 7,028.06, 10,540.02 and 5,792.40

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Solution

The fourth proportional to 7,028.06, 10,540.02 and 5,792.40 is: 8,686.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028.06 : 10,540.02 = 5,792.40 : x
  2. Step 2: Convert to fraction form
    7,028.06/10,540.02 = 5,792.40/x
  3. Step 3: Cross multiply
    7,028.06x = 10,540.02 × 5,792.40
  4. Step 4: Simplify right side
    7,028.06x = 61,052,011.85
  5. Step 5: Solve for x
    x = 61,052,011.85/7,028.06
  6. Step 6: Final answer
    x = 8,686.89

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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.