Home / 2,292.12-3,435.55-973.92

Finding the Fourth Proportional to 2,292.12, 3,435.55 and 973.92

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Solution

The fourth proportional to 2,292.12, 3,435.55 and 973.92 is: 1,459.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,292.12 : 3,435.55 = 973.92 : x
  2. Step 2: Convert to fraction form
    2,292.12/3,435.55 = 973.92/x
  3. Step 3: Cross multiply
    2,292.12x = 3,435.55 × 973.92
  4. Step 4: Simplify right side
    2,292.12x = 3,345,950.86
  5. Step 5: Solve for x
    x = 3,345,950.86/2,292.12
  6. Step 6: Final answer
    x = 1,459.76

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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.