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Finding the Fourth Proportional to 5,265.93, 7,266.90 and 2,875.83

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Solution

The fourth proportional to 5,265.93, 7,266.90 and 2,875.83 is: 3,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.93 : 7,266.90 = 2,875.83 : x
  2. Step 2: Convert to fraction form
    5,265.93/7,266.90 = 2,875.83/x
  3. Step 3: Cross multiply
    5,265.93x = 7,266.90 × 2,875.83
  4. Step 4: Simplify right side
    5,265.93x = 20,898,369.03
  5. Step 5: Solve for x
    x = 20,898,369.03/5,265.93
  6. Step 6: Final answer
    x = 3,968.60

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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.