Home / 4,666.03-6,438.75-2,897.30

Finding the Fourth Proportional to 4,666.03, 6,438.75 and 2,897.30

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Solution

The fourth proportional to 4,666.03, 6,438.75 and 2,897.30 is: 3,998.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,666.03 : 6,438.75 = 2,897.30 : x
  2. Step 2: Convert to fraction form
    4,666.03/6,438.75 = 2,897.30/x
  3. Step 3: Cross multiply
    4,666.03x = 6,438.75 × 2,897.30
  4. Step 4: Simplify right side
    4,666.03x = 18,654,990.38
  5. Step 5: Solve for x
    x = 18,654,990.38/4,666.03
  6. Step 6: Final answer
    x = 3,998.04

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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.