Home / 9,675.28-13,346.12-7,326.48

Finding the Fourth Proportional to 9,675.28, 13,346.12 and 7,326.48

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Solution

The fourth proportional to 9,675.28, 13,346.12 and 7,326.48 is: 10,106.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,675.28 : 13,346.12 = 7,326.48 : x
  2. Step 2: Convert to fraction form
    9,675.28/13,346.12 = 7,326.48/x
  3. Step 3: Cross multiply
    9,675.28x = 13,346.12 × 7,326.48
  4. Step 4: Simplify right side
    9,675.28x = 97,780,081.26
  5. Step 5: Solve for x
    x = 97,780,081.26/9,675.28
  6. Step 6: Final answer
    x = 10,106.18

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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.