Home / 7,534.44-10,392.35-5,172.48

Finding the Fourth Proportional to 7,534.44, 10,392.35 and 5,172.48

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Solution

The fourth proportional to 7,534.44, 10,392.35 and 5,172.48 is: 7,134.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,534.44 : 10,392.35 = 5,172.48 : x
  2. Step 2: Convert to fraction form
    7,534.44/10,392.35 = 5,172.48/x
  3. Step 3: Cross multiply
    7,534.44x = 10,392.35 × 5,172.48
  4. Step 4: Simplify right side
    7,534.44x = 53,754,196.67
  5. Step 5: Solve for x
    x = 53,754,196.67/7,534.44
  6. Step 6: Final answer
    x = 7,134.46

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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.