Home / 2,753.99-4,130.93-1,110.50

Finding the Fourth Proportional to 2,753.99, 4,130.93 and 1,110.50

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Solution

The fourth proportional to 2,753.99, 4,130.93 and 1,110.50 is: 1,665.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.99 : 4,130.93 = 1,110.50 : x
  2. Step 2: Convert to fraction form
    2,753.99/4,130.93 = 1,110.50/x
  3. Step 3: Cross multiply
    2,753.99x = 4,130.93 × 1,110.50
  4. Step 4: Simplify right side
    2,753.99x = 4,587,395.38
  5. Step 5: Solve for x
    x = 4,587,395.38/2,753.99
  6. Step 6: Final answer
    x = 1,665.73

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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.