Home / 5,322.16-7,344.56-2,964.32

Finding the Fourth Proportional to 5,322.16, 7,344.56 and 2,964.32

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Solution

The fourth proportional to 5,322.16, 7,344.56 and 2,964.32 is: 4,090.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,322.16 : 7,344.56 = 2,964.32 : x
  2. Step 2: Convert to fraction form
    5,322.16/7,344.56 = 2,964.32/x
  3. Step 3: Cross multiply
    5,322.16x = 7,344.56 × 2,964.32
  4. Step 4: Simplify right side
    5,322.16x = 21,771,626.10
  5. Step 5: Solve for x
    x = 21,771,626.10/5,322.16
  6. Step 6: Final answer
    x = 4,090.75

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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.