Home / 7,431.23-10,254.70-4,073.98

Finding the Fourth Proportional to 7,431.23, 10,254.70 and 4,073.98

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Solution

The fourth proportional to 7,431.23, 10,254.70 and 4,073.98 is: 5,621.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,431.23 : 10,254.70 = 4,073.98 : x
  2. Step 2: Convert to fraction form
    7,431.23/10,254.70 = 4,073.98/x
  3. Step 3: Cross multiply
    7,431.23x = 10,254.70 × 4,073.98
  4. Step 4: Simplify right side
    7,431.23x = 41,777,442.71
  5. Step 5: Solve for x
    x = 41,777,442.71/7,431.23
  6. Step 6: Final answer
    x = 5,621.87

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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.