Home / 7,427.80-10,248.66-4,443.16

Finding the Fourth Proportional to 7,427.80, 10,248.66 and 4,443.16

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Solution

The fourth proportional to 7,427.80, 10,248.66 and 4,443.16 is: 6,130.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,427.80 : 10,248.66 = 4,443.16 : x
  2. Step 2: Convert to fraction form
    7,427.80/10,248.66 = 4,443.16/x
  3. Step 3: Cross multiply
    7,427.80x = 10,248.66 × 4,443.16
  4. Step 4: Simplify right side
    7,427.80x = 45,536,436.17
  5. Step 5: Solve for x
    x = 45,536,436.17/7,427.80
  6. Step 6: Final answer
    x = 6,130.54

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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.