Home / 1,879.08-2,592.75-1,133.07

Finding the Fourth Proportional to 1,879.08, 2,592.75 and 1,133.07

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Solution

The fourth proportional to 1,879.08, 2,592.75 and 1,133.07 is: 1,563.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,879.08 : 2,592.75 = 1,133.07 : x
  2. Step 2: Convert to fraction form
    1,879.08/2,592.75 = 1,133.07/x
  3. Step 3: Cross multiply
    1,879.08x = 2,592.75 × 1,133.07
  4. Step 4: Simplify right side
    1,879.08x = 2,937,767.24
  5. Step 5: Solve for x
    x = 2,937,767.24/1,879.08
  6. Step 6: Final answer
    x = 1,563.41

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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.