Home / 6,887.36-10,373.54-6,288.08

Finding the Fourth Proportional to 6,887.36, 10,373.54 and 6,288.08

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Solution

The fourth proportional to 6,887.36, 10,373.54 and 6,288.08 is: 9,470.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887.36 : 10,373.54 = 6,288.08 : x
  2. Step 2: Convert to fraction form
    6,887.36/10,373.54 = 6,288.08/x
  3. Step 3: Cross multiply
    6,887.36x = 10,373.54 × 6,288.08
  4. Step 4: Simplify right side
    6,887.36x = 65,229,649.40
  5. Step 5: Solve for x
    x = 65,229,649.40/6,887.36
  6. Step 6: Final answer
    x = 9,470.92

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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.