Home / 7,291.88-10,062.38-4,307.03

Finding the Fourth Proportional to 7,291.88, 10,062.38 and 4,307.03

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Solution

The fourth proportional to 7,291.88, 10,062.38 and 4,307.03 is: 5,943.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,291.88 : 10,062.38 = 4,307.03 : x
  2. Step 2: Convert to fraction form
    7,291.88/10,062.38 = 4,307.03/x
  3. Step 3: Cross multiply
    7,291.88x = 10,062.38 × 4,307.03
  4. Step 4: Simplify right side
    7,291.88x = 43,338,900.68
  5. Step 5: Solve for x
    x = 43,338,900.68/7,291.88
  6. Step 6: Final answer
    x = 5,943.45

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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.