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Finding the Fourth Proportional to 5,265.99, 7,903.77 and 2,802.89

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Solution

The fourth proportional to 5,265.99, 7,903.77 and 2,802.89 is: 4,206.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,265.99 : 7,903.77 = 2,802.89 : x
  2. Step 2: Convert to fraction form
    5,265.99/7,903.77 = 2,802.89/x
  3. Step 3: Cross multiply
    5,265.99x = 7,903.77 × 2,802.89
  4. Step 4: Simplify right side
    5,265.99x = 22,153,358.38
  5. Step 5: Solve for x
    x = 22,153,358.38/5,265.99
  6. Step 6: Final answer
    x = 4,206.87

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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.