Home / 1,819.40-2,510.34-1,033.88

Finding the Fourth Proportional to 1,819.40, 2,510.34 and 1,033.88

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Solution

The fourth proportional to 1,819.40, 2,510.34 and 1,033.88 is: 1,426.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819.40 : 2,510.34 = 1,033.88 : x
  2. Step 2: Convert to fraction form
    1,819.40/2,510.34 = 1,033.88/x
  3. Step 3: Cross multiply
    1,819.40x = 2,510.34 × 1,033.88
  4. Step 4: Simplify right side
    1,819.40x = 2,595,390.32
  5. Step 5: Solve for x
    x = 2,595,390.32/1,819.40
  6. Step 6: Final answer
    x = 1,426.51

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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.