Home / 9,697.64-13,382.34-5,506.12

Finding the Fourth Proportional to 9,697.64, 13,382.34 and 5,506.12

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Solution

The fourth proportional to 9,697.64, 13,382.34 and 5,506.12 is: 7,598.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,697.64 : 13,382.34 = 5,506.12 : x
  2. Step 2: Convert to fraction form
    9,697.64/13,382.34 = 5,506.12/x
  3. Step 3: Cross multiply
    9,697.64x = 13,382.34 × 5,506.12
  4. Step 4: Simplify right side
    9,697.64x = 73,684,769.92
  5. Step 5: Solve for x
    x = 73,684,769.92/9,697.64
  6. Step 6: Final answer
    x = 7,598.22

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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.