Home / 5,041.63-7,560.15-2,118.34

Finding the Fourth Proportional to 5,041.63, 7,560.15 and 2,118.34

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Solution

The fourth proportional to 5,041.63, 7,560.15 and 2,118.34 is: 3,176.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,041.63 : 7,560.15 = 2,118.34 : x
  2. Step 2: Convert to fraction form
    5,041.63/7,560.15 = 2,118.34/x
  3. Step 3: Cross multiply
    5,041.63x = 7,560.15 × 2,118.34
  4. Step 4: Simplify right side
    5,041.63x = 16,014,968.15
  5. Step 5: Solve for x
    x = 16,014,968.15/5,041.63
  6. Step 6: Final answer
    x = 3,176.55

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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.