Home / 2,023.99-2,805.84-1,913.12

Finding the Fourth Proportional to 2,023.99, 2,805.84 and 1,913.12

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Solution

The fourth proportional to 2,023.99, 2,805.84 and 1,913.12 is: 2,652.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,023.99 : 2,805.84 = 1,913.12 : x
  2. Step 2: Convert to fraction form
    2,023.99/2,805.84 = 1,913.12/x
  3. Step 3: Cross multiply
    2,023.99x = 2,805.84 × 1,913.12
  4. Step 4: Simplify right side
    2,023.99x = 5,367,905.11
  5. Step 5: Solve for x
    x = 5,367,905.11/2,023.99
  6. Step 6: Final answer
    x = 2,652.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.