Home / 4,885.82-7,331.30-2,666.24

Finding the Fourth Proportional to 4,885.82, 7,331.30 and 2,666.24

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Solution

The fourth proportional to 4,885.82, 7,331.30 and 2,666.24 is: 4,000.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,885.82 : 7,331.30 = 2,666.24 : x
  2. Step 2: Convert to fraction form
    4,885.82/7,331.30 = 2,666.24/x
  3. Step 3: Cross multiply
    4,885.82x = 7,331.30 × 2,666.24
  4. Step 4: Simplify right side
    4,885.82x = 19,547,005.31
  5. Step 5: Solve for x
    x = 19,547,005.31/4,885.82
  6. Step 6: Final answer
    x = 4,000.76

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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.