Home / 9,506.90-13,119.24-5,315.14

Finding the Fourth Proportional to 9,506.90, 13,119.24 and 5,315.14

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Solution

The fourth proportional to 9,506.90, 13,119.24 and 5,315.14 is: 7,334.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,506.90 : 13,119.24 = 5,315.14 : x
  2. Step 2: Convert to fraction form
    9,506.90/13,119.24 = 5,315.14/x
  3. Step 3: Cross multiply
    9,506.90x = 13,119.24 × 5,315.14
  4. Step 4: Simplify right side
    9,506.90x = 69,730,597.29
  5. Step 5: Solve for x
    x = 69,730,597.29/9,506.90
  6. Step 6: Final answer
    x = 7,334.74

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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.