Home / 7,427.49-10,248.96-4,442.24

Finding the Fourth Proportional to 7,427.49, 10,248.96 and 4,442.24

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Solution

The fourth proportional to 7,427.49, 10,248.96 and 4,442.24 is: 6,129.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,427.49 : 10,248.96 = 4,442.24 : x
  2. Step 2: Convert to fraction form
    7,427.49/10,248.96 = 4,442.24/x
  3. Step 3: Cross multiply
    7,427.49x = 10,248.96 × 4,442.24
  4. Step 4: Simplify right side
    7,427.49x = 45,528,288.83
  5. Step 5: Solve for x
    x = 45,528,288.83/7,427.49
  6. Step 6: Final answer
    x = 6,129.70

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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.