Home / 7,082.07-10,623.13-1,887.95

Finding the Fourth Proportional to 7,082.07, 10,623.13 and 1,887.95

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Solution

The fourth proportional to 7,082.07, 10,623.13 and 1,887.95 is: 2,831.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,082.07 : 10,623.13 = 1,887.95 : x
  2. Step 2: Convert to fraction form
    7,082.07/10,623.13 = 1,887.95/x
  3. Step 3: Cross multiply
    7,082.07x = 10,623.13 × 1,887.95
  4. Step 4: Simplify right side
    7,082.07x = 20,055,880.45
  5. Step 5: Solve for x
    x = 20,055,880.45/7,082.07
  6. Step 6: Final answer
    x = 2,831.92

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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.