Home / 9,531.17-13,155.75-6,699.23

Finding the Fourth Proportional to 9,531.17, 13,155.75 and 6,699.23

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Solution

The fourth proportional to 9,531.17, 13,155.75 and 6,699.23 is: 9,246.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,531.17 : 13,155.75 = 6,699.23 : x
  2. Step 2: Convert to fraction form
    9,531.17/13,155.75 = 6,699.23/x
  3. Step 3: Cross multiply
    9,531.17x = 13,155.75 × 6,699.23
  4. Step 4: Simplify right side
    9,531.17x = 88,133,361.58
  5. Step 5: Solve for x
    x = 88,133,361.58/9,531.17
  6. Step 6: Final answer
    x = 9,246.86

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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.