Home / 3,358.13-5,038.35-1,510.54

Finding the Fourth Proportional to 3,358.13, 5,038.35 and 1,510.54

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Solution

The fourth proportional to 3,358.13, 5,038.35 and 1,510.54 is: 2,266.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,358.13 : 5,038.35 = 1,510.54 : x
  2. Step 2: Convert to fraction form
    3,358.13/5,038.35 = 1,510.54/x
  3. Step 3: Cross multiply
    3,358.13x = 5,038.35 × 1,510.54
  4. Step 4: Simplify right side
    3,358.13x = 7,610,629.21
  5. Step 5: Solve for x
    x = 7,610,629.21/3,358.13
  6. Step 6: Final answer
    x = 2,266.33

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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.