Home / 7,263.20-10,943.26-6,570.64

Finding the Fourth Proportional to 7,263.20, 10,943.26 and 6,570.64

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Solution

The fourth proportional to 7,263.20, 10,943.26 and 6,570.64 is: 9,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,263.20 : 10,943.26 = 6,570.64 : x
  2. Step 2: Convert to fraction form
    7,263.20/10,943.26 = 6,570.64/x
  3. Step 3: Cross multiply
    7,263.20x = 10,943.26 × 6,570.64
  4. Step 4: Simplify right side
    7,263.20x = 71,904,221.89
  5. Step 5: Solve for x
    x = 71,904,221.89/7,263.20
  6. Step 6: Final answer
    x = 9,899.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.