Home / 7,534.42-10,396.53-4,177.20

Finding the Fourth Proportional to 7,534.42, 10,396.53 and 4,177.20

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Solution

The fourth proportional to 7,534.42, 10,396.53 and 4,177.20 is: 5,763.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,534.42 : 10,396.53 = 4,177.20 : x
  2. Step 2: Convert to fraction form
    7,534.42/10,396.53 = 4,177.20/x
  3. Step 3: Cross multiply
    7,534.42x = 10,396.53 × 4,177.20
  4. Step 4: Simplify right side
    7,534.42x = 43,428,322.69
  5. Step 5: Solve for x
    x = 43,428,322.69/7,534.42
  6. Step 6: Final answer
    x = 5,763.99

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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.