Home / 9,784.10-13,498.76-6,249.36

Finding the Fourth Proportional to 9,784.10, 13,498.76 and 6,249.36

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Solution

The fourth proportional to 9,784.10, 13,498.76 and 6,249.36 is: 8,622.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784.10 : 13,498.76 = 6,249.36 : x
  2. Step 2: Convert to fraction form
    9,784.10/13,498.76 = 6,249.36/x
  3. Step 3: Cross multiply
    9,784.10x = 13,498.76 × 6,249.36
  4. Step 4: Simplify right side
    9,784.10x = 84,358,610.79
  5. Step 5: Solve for x
    x = 84,358,610.79/9,784.10
  6. Step 6: Final answer
    x = 8,622.01

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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.