Home / 7,570.26-10,449.81-4,427.46

Finding the Fourth Proportional to 7,570.26, 10,449.81 and 4,427.46

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Solution

The fourth proportional to 7,570.26, 10,449.81 and 4,427.46 is: 6,111.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,570.26 : 10,449.81 = 4,427.46 : x
  2. Step 2: Convert to fraction form
    7,570.26/10,449.81 = 4,427.46/x
  3. Step 3: Cross multiply
    7,570.26x = 10,449.81 × 4,427.46
  4. Step 4: Simplify right side
    7,570.26x = 46,266,115.78
  5. Step 5: Solve for x
    x = 46,266,115.78/7,570.26
  6. Step 6: Final answer
    x = 6,111.56

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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.