Home / 4,060.30-5,607-2,988.67

Finding the Fourth Proportional to 4,060.30, 5,607 and 2,988.67

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Solution

The fourth proportional to 4,060.30, 5,607 and 2,988.67 is: 4,127.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,060.30 : 5,607 = 2,988.67 : x
  2. Step 2: Convert to fraction form
    4,060.30/5,607 = 2,988.67/x
  3. Step 3: Cross multiply
    4,060.30x = 5,607 × 2,988.67
  4. Step 4: Simplify right side
    4,060.30x = 16,757,472.69
  5. Step 5: Solve for x
    x = 16,757,472.69/4,060.30
  6. Step 6: Final answer
    x = 4,127.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.