Home / 6,887.12-9,489.48-6,041.36

Finding the Fourth Proportional to 6,887.12, 9,489.48 and 6,041.36

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Solution

The fourth proportional to 6,887.12, 9,489.48 and 6,041.36 is: 8,324.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,887.12 : 9,489.48 = 6,041.36 : x
  2. Step 2: Convert to fraction form
    6,887.12/9,489.48 = 6,041.36/x
  3. Step 3: Cross multiply
    6,887.12x = 9,489.48 × 6,041.36
  4. Step 4: Simplify right side
    6,887.12x = 57,329,364.89
  5. Step 5: Solve for x
    x = 57,329,364.89/6,887.12
  6. Step 6: Final answer
    x = 8,324.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.