Home / 4,740.01-7,102.15-2,885.51

Finding the Fourth Proportional to 4,740.01, 7,102.15 and 2,885.51

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Solution

The fourth proportional to 4,740.01, 7,102.15 and 2,885.51 is: 4,323.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.01 : 7,102.15 = 2,885.51 : x
  2. Step 2: Convert to fraction form
    4,740.01/7,102.15 = 2,885.51/x
  3. Step 3: Cross multiply
    4,740.01x = 7,102.15 × 2,885.51
  4. Step 4: Simplify right side
    4,740.01x = 20,493,324.85
  5. Step 5: Solve for x
    x = 20,493,324.85/4,740.01
  6. Step 6: Final answer
    x = 4,323.48

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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.