Home / 1,840.14-2,760.65-974.26

Finding the Fourth Proportional to 1,840.14, 2,760.65 and 974.26

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Solution

The fourth proportional to 1,840.14, 2,760.65 and 974.26 is: 1,461.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,840.14 : 2,760.65 = 974.26 : x
  2. Step 2: Convert to fraction form
    1,840.14/2,760.65 = 974.26/x
  3. Step 3: Cross multiply
    1,840.14x = 2,760.65 × 974.26
  4. Step 4: Simplify right side
    1,840.14x = 2,689,590.87
  5. Step 5: Solve for x
    x = 2,689,590.87/1,840.14
  6. Step 6: Final answer
    x = 1,461.62

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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.