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Finding the Fourth Proportional to 5,301.55, 7,949.95 and 1,602.99

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Solution

The fourth proportional to 5,301.55, 7,949.95 and 1,602.99 is: 2,403.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301.55 : 7,949.95 = 1,602.99 : x
  2. Step 2: Convert to fraction form
    5,301.55/7,949.95 = 1,602.99/x
  3. Step 3: Cross multiply
    5,301.55x = 7,949.95 × 1,602.99
  4. Step 4: Simplify right side
    5,301.55x = 12,743,686.34
  5. Step 5: Solve for x
    x = 12,743,686.34/5,301.55
  6. Step 6: Final answer
    x = 2,403.77

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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.