Home / 8,632.17-11,899.71-6,106.49

Finding the Fourth Proportional to 8,632.17, 11,899.71 and 6,106.49

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Solution

The fourth proportional to 8,632.17, 11,899.71 and 6,106.49 is: 8,417.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,632.17 : 11,899.71 = 6,106.49 : x
  2. Step 2: Convert to fraction form
    8,632.17/11,899.71 = 6,106.49/x
  3. Step 3: Cross multiply
    8,632.17x = 11,899.71 × 6,106.49
  4. Step 4: Simplify right side
    8,632.17x = 72,665,445.24
  5. Step 5: Solve for x
    x = 72,665,445.24/8,632.17
  6. Step 6: Final answer
    x = 8,417.98

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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.