Home / 2,760.37-4,140.45-1,116.93

Finding the Fourth Proportional to 2,760.37, 4,140.45 and 1,116.93

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Solution

The fourth proportional to 2,760.37, 4,140.45 and 1,116.93 is: 1,675.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,760.37 : 4,140.45 = 1,116.93 : x
  2. Step 2: Convert to fraction form
    2,760.37/4,140.45 = 1,116.93/x
  3. Step 3: Cross multiply
    2,760.37x = 4,140.45 × 1,116.93
  4. Step 4: Simplify right side
    2,760.37x = 4,624,592.82
  5. Step 5: Solve for x
    x = 4,624,592.82/2,760.37
  6. Step 6: Final answer
    x = 1,675.35

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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.