Home / 1,766.16-2,437.27-969.50

Finding the Fourth Proportional to 1,766.16, 2,437.27 and 969.50

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Solution

The fourth proportional to 1,766.16, 2,437.27 and 969.50 is: 1,337.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,766.16 : 2,437.27 = 969.50 : x
  2. Step 2: Convert to fraction form
    1,766.16/2,437.27 = 969.50/x
  3. Step 3: Cross multiply
    1,766.16x = 2,437.27 × 969.50
  4. Step 4: Simplify right side
    1,766.16x = 2,362,936.93
  5. Step 5: Solve for x
    x = 2,362,936.93/1,766.16
  6. Step 6: Final answer
    x = 1,337.90

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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.