Home / 7,085.48-10,628.22-2,643.07

Finding the Fourth Proportional to 7,085.48, 10,628.22 and 2,643.07

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Solution

The fourth proportional to 7,085.48, 10,628.22 and 2,643.07 is: 3,964.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,085.48 : 10,628.22 = 2,643.07 : x
  2. Step 2: Convert to fraction form
    7,085.48/10,628.22 = 2,643.07/x
  3. Step 3: Cross multiply
    7,085.48x = 10,628.22 × 2,643.07
  4. Step 4: Simplify right side
    7,085.48x = 28,091,155.16
  5. Step 5: Solve for x
    x = 28,091,155.16/7,085.48
  6. Step 6: Final answer
    x = 3,964.61

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Similar ratio
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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.