Home / 2,421.08-3,632.10-1,034.40

Finding the Fourth Proportional to 2,421.08, 3,632.10 and 1,034.40

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Solution

The fourth proportional to 2,421.08, 3,632.10 and 1,034.40 is: 1,551.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421.08 : 3,632.10 = 1,034.40 : x
  2. Step 2: Convert to fraction form
    2,421.08/3,632.10 = 1,034.40/x
  3. Step 3: Cross multiply
    2,421.08x = 3,632.10 × 1,034.40
  4. Step 4: Simplify right side
    2,421.08x = 3,757,044.24
  5. Step 5: Solve for x
    x = 3,757,044.24/2,421.08
  6. Step 6: Final answer
    x = 1,551.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.