Home / 1,797.87-2,475.63-1,631.07

Finding the Fourth Proportional to 1,797.87, 2,475.63 and 1,631.07

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Solution

The fourth proportional to 1,797.87, 2,475.63 and 1,631.07 is: 2,245.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,797.87 : 2,475.63 = 1,631.07 : x
  2. Step 2: Convert to fraction form
    1,797.87/2,475.63 = 1,631.07/x
  3. Step 3: Cross multiply
    1,797.87x = 2,475.63 × 1,631.07
  4. Step 4: Simplify right side
    1,797.87x = 4,037,925.82
  5. Step 5: Solve for x
    x = 4,037,925.82/1,797.87
  6. Step 6: Final answer
    x = 2,245.95

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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.