Home / 1,826.60-2,740.27-510.73

Finding the Fourth Proportional to 1,826.60, 2,740.27 and 510.73

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Solution

The fourth proportional to 1,826.60, 2,740.27 and 510.73 is: 766.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.60 : 2,740.27 = 510.73 : x
  2. Step 2: Convert to fraction form
    1,826.60/2,740.27 = 510.73/x
  3. Step 3: Cross multiply
    1,826.60x = 2,740.27 × 510.73
  4. Step 4: Simplify right side
    1,826.60x = 1,399,538.10
  5. Step 5: Solve for x
    x = 1,399,538.10/1,826.60
  6. Step 6: Final answer
    x = 766.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.