Home / 1,634.94-2,442.56-1,303.74

Finding the Fourth Proportional to 1,634.94, 2,442.56 and 1,303.74

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Solution

The fourth proportional to 1,634.94, 2,442.56 and 1,303.74 is: 1,947.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,634.94 : 2,442.56 = 1,303.74 : x
  2. Step 2: Convert to fraction form
    1,634.94/2,442.56 = 1,303.74/x
  3. Step 3: Cross multiply
    1,634.94x = 2,442.56 × 1,303.74
  4. Step 4: Simplify right side
    1,634.94x = 3,184,463.17
  5. Step 5: Solve for x
    x = 3,184,463.17/1,634.94
  6. Step 6: Final answer
    x = 1,947.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.