Home / 9,774.48-13,491.84-6,751.15

Finding the Fourth Proportional to 9,774.48, 13,491.84 and 6,751.15

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Solution

The fourth proportional to 9,774.48, 13,491.84 and 6,751.15 is: 9,318.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,774.48 : 13,491.84 = 6,751.15 : x
  2. Step 2: Convert to fraction form
    9,774.48/13,491.84 = 6,751.15/x
  3. Step 3: Cross multiply
    9,774.48x = 13,491.84 × 6,751.15
  4. Step 4: Simplify right side
    9,774.48x = 91,085,435.62
  5. Step 5: Solve for x
    x = 91,085,435.62/9,774.48
  6. Step 6: Final answer
    x = 9,318.70

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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.