Home / 3,031.55-4,525.11-2,808.93

Finding the Fourth Proportional to 3,031.55, 4,525.11 and 2,808.93

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Solution

The fourth proportional to 3,031.55, 4,525.11 and 2,808.93 is: 4,192.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.55 : 4,525.11 = 2,808.93 : x
  2. Step 2: Convert to fraction form
    3,031.55/4,525.11 = 2,808.93/x
  3. Step 3: Cross multiply
    3,031.55x = 4,525.11 × 2,808.93
  4. Step 4: Simplify right side
    3,031.55x = 12,710,717.23
  5. Step 5: Solve for x
    x = 12,710,717.23/3,031.55
  6. Step 6: Final answer
    x = 4,192.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.