Home / 1,790.24-2,470.40-1,044.24

Finding the Fourth Proportional to 1,790.24, 2,470.40 and 1,044.24

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Solution

The fourth proportional to 1,790.24, 2,470.40 and 1,044.24 is: 1,440.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790.24 : 2,470.40 = 1,044.24 : x
  2. Step 2: Convert to fraction form
    1,790.24/2,470.40 = 1,044.24/x
  3. Step 3: Cross multiply
    1,790.24x = 2,470.40 × 1,044.24
  4. Step 4: Simplify right side
    1,790.24x = 2,579,690.50
  5. Step 5: Solve for x
    x = 2,579,690.50/1,790.24
  6. Step 6: Final answer
    x = 1,440.97

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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.