Home / 7,040.61-10,563.75-2,659.32

Finding the Fourth Proportional to 7,040.61, 10,563.75 and 2,659.32

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Solution

The fourth proportional to 7,040.61, 10,563.75 and 2,659.32 is: 3,990.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,040.61 : 10,563.75 = 2,659.32 : x
  2. Step 2: Convert to fraction form
    7,040.61/10,563.75 = 2,659.32/x
  3. Step 3: Cross multiply
    7,040.61x = 10,563.75 × 2,659.32
  4. Step 4: Simplify right side
    7,040.61x = 28,092,391.65
  5. Step 5: Solve for x
    x = 28,092,391.65/7,040.61
  6. Step 6: Final answer
    x = 3,990.05

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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.