Home / 4,458.30-6,151.41-2,666.36

Finding the Fourth Proportional to 4,458.30, 6,151.41 and 2,666.36

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Solution

The fourth proportional to 4,458.30, 6,151.41 and 2,666.36 is: 3,678.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,458.30 : 6,151.41 = 2,666.36 : x
  2. Step 2: Convert to fraction form
    4,458.30/6,151.41 = 2,666.36/x
  3. Step 3: Cross multiply
    4,458.30x = 6,151.41 × 2,666.36
  4. Step 4: Simplify right side
    4,458.30x = 16,401,888.95
  5. Step 5: Solve for x
    x = 16,401,888.95/4,458.30
  6. Step 6: Final answer
    x = 3,678.96

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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.