Home / 9,674.10-13,346.28-6,315.75

Finding the Fourth Proportional to 9,674.10, 13,346.28 and 6,315.75

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Solution

The fourth proportional to 9,674.10, 13,346.28 and 6,315.75 is: 8,713.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,674.10 : 13,346.28 = 6,315.75 : x
  2. Step 2: Convert to fraction form
    9,674.10/13,346.28 = 6,315.75/x
  3. Step 3: Cross multiply
    9,674.10x = 13,346.28 × 6,315.75
  4. Step 4: Simplify right side
    9,674.10x = 84,291,767.91
  5. Step 5: Solve for x
    x = 84,291,767.91/9,674.10
  6. Step 6: Final answer
    x = 8,713.14

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Half scale
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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.