Home / 9,568.49-13,206.11-5,320.91

Finding the Fourth Proportional to 9,568.49, 13,206.11 and 5,320.91

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Solution

The fourth proportional to 9,568.49, 13,206.11 and 5,320.91 is: 7,343.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,568.49 : 13,206.11 = 5,320.91 : x
  2. Step 2: Convert to fraction form
    9,568.49/13,206.11 = 5,320.91/x
  3. Step 3: Cross multiply
    9,568.49x = 13,206.11 × 5,320.91
  4. Step 4: Simplify right side
    9,568.49x = 70,268,529.17
  5. Step 5: Solve for x
    x = 70,268,529.17/9,568.49
  6. Step 6: Final answer
    x = 7,343.75

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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.