Home / 1,819.40-2,510.76-1,033.48

Finding the Fourth Proportional to 1,819.40, 2,510.76 and 1,033.48

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Solution

The fourth proportional to 1,819.40, 2,510.76 and 1,033.48 is: 1,426.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819.40 : 2,510.76 = 1,033.48 : x
  2. Step 2: Convert to fraction form
    1,819.40/2,510.76 = 1,033.48/x
  3. Step 3: Cross multiply
    1,819.40x = 2,510.76 × 1,033.48
  4. Step 4: Simplify right side
    1,819.40x = 2,594,820.24
  5. Step 5: Solve for x
    x = 2,594,820.24/1,819.40
  6. Step 6: Final answer
    x = 1,426.20

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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.