Home / 7,430.90-10,254.62-4,073.83

Finding the Fourth Proportional to 7,430.90, 10,254.62 and 4,073.83

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Solution

The fourth proportional to 7,430.90, 10,254.62 and 4,073.83 is: 5,621.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,430.90 : 10,254.62 = 4,073.83 : x
  2. Step 2: Convert to fraction form
    7,430.90/10,254.62 = 4,073.83/x
  3. Step 3: Cross multiply
    7,430.90x = 10,254.62 × 4,073.83
  4. Step 4: Simplify right side
    7,430.90x = 41,775,563.14
  5. Step 5: Solve for x
    x = 41,775,563.14/7,430.90
  6. Step 6: Final answer
    x = 5,621.88

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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.