Home / 1,826.77-2,739.45-1,437.54

Finding the Fourth Proportional to 1,826.77, 2,739.45 and 1,437.54

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Solution

The fourth proportional to 1,826.77, 2,739.45 and 1,437.54 is: 2,155.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,826.77 : 2,739.45 = 1,437.54 : x
  2. Step 2: Convert to fraction form
    1,826.77/2,739.45 = 1,437.54/x
  3. Step 3: Cross multiply
    1,826.77x = 2,739.45 × 1,437.54
  4. Step 4: Simplify right side
    1,826.77x = 3,938,068.95
  5. Step 5: Solve for x
    x = 3,938,068.95/1,826.77
  6. Step 6: Final answer
    x = 2,155.76

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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.