Home / 10,025.51-15,038.96-3,450.87

Finding the Fourth Proportional to 10,025.51, 15,038.96 and 3,450.87

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Solution

The fourth proportional to 10,025.51, 15,038.96 and 3,450.87 is: 5,176.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,025.51 : 15,038.96 = 3,450.87 : x
  2. Step 2: Convert to fraction form
    10,025.51/15,038.96 = 3,450.87/x
  3. Step 3: Cross multiply
    10,025.51x = 15,038.96 × 3,450.87
  4. Step 4: Simplify right side
    10,025.51x = 51,897,478.64
  5. Step 5: Solve for x
    x = 51,897,478.64/10,025.51
  6. Step 6: Final answer
    x = 5,176.55

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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.