Home / 8,637.16-11,903.66-6,498.17

Finding the Fourth Proportional to 8,637.16, 11,903.66 and 6,498.17

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Solution

The fourth proportional to 8,637.16, 11,903.66 and 6,498.17 is: 8,955.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,637.16 : 11,903.66 = 6,498.17 : x
  2. Step 2: Convert to fraction form
    8,637.16/11,903.66 = 6,498.17/x
  3. Step 3: Cross multiply
    8,637.16x = 11,903.66 × 6,498.17
  4. Step 4: Simplify right side
    8,637.16x = 77,351,938.66
  5. Step 5: Solve for x
    x = 77,351,938.66/8,637.16
  6. Step 6: Final answer
    x = 8,955.71

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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.