Home / 9,506.64-13,119.48-5,315.04

Finding the Fourth Proportional to 9,506.64, 13,119.48 and 5,315.04

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Solution

The fourth proportional to 9,506.64, 13,119.48 and 5,315.04 is: 7,334.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,506.64 : 13,119.48 = 5,315.04 : x
  2. Step 2: Convert to fraction form
    9,506.64/13,119.48 = 5,315.04/x
  3. Step 3: Cross multiply
    9,506.64x = 13,119.48 × 5,315.04
  4. Step 4: Simplify right side
    9,506.64x = 69,730,560.98
  5. Step 5: Solve for x
    x = 69,730,560.98/9,506.64
  6. Step 6: Final answer
    x = 7,334.93

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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.