Home / 2,753.24-4,130.14-904.38

Finding the Fourth Proportional to 2,753.24, 4,130.14 and 904.38

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Solution

The fourth proportional to 2,753.24, 4,130.14 and 904.38 is: 1,356.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,753.24 : 4,130.14 = 904.38 : x
  2. Step 2: Convert to fraction form
    2,753.24/4,130.14 = 904.38/x
  3. Step 3: Cross multiply
    2,753.24x = 4,130.14 × 904.38
  4. Step 4: Simplify right side
    2,753.24x = 3,735,216.01
  5. Step 5: Solve for x
    x = 3,735,216.01/2,753.24
  6. Step 6: Final answer
    x = 1,356.66

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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.