Home / 10,025.36-15,038.08-3,451.48

Finding the Fourth Proportional to 10,025.36, 15,038.08 and 3,451.48

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Solution

The fourth proportional to 10,025.36, 15,038.08 and 3,451.48 is: 5,177.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,025.36 : 15,038.08 = 3,451.48 : x
  2. Step 2: Convert to fraction form
    10,025.36/15,038.08 = 3,451.48/x
  3. Step 3: Cross multiply
    10,025.36x = 15,038.08 × 3,451.48
  4. Step 4: Simplify right side
    10,025.36x = 51,903,632.36
  5. Step 5: Solve for x
    x = 51,903,632.36/10,025.36
  6. Step 6: Final answer
    x = 5,177.23

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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.