Home / 3,750.96-5,623.40-1,561.33

Finding the Fourth Proportional to 3,750.96, 5,623.40 and 1,561.33

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Solution

The fourth proportional to 3,750.96, 5,623.40 and 1,561.33 is: 2,340.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,750.96 : 5,623.40 = 1,561.33 : x
  2. Step 2: Convert to fraction form
    3,750.96/5,623.40 = 1,561.33/x
  3. Step 3: Cross multiply
    3,750.96x = 5,623.40 × 1,561.33
  4. Step 4: Simplify right side
    3,750.96x = 8,779,994.05
  5. Step 5: Solve for x
    x = 8,779,994.05/3,750.96
  6. Step 6: Final answer
    x = 2,340.73

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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.