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Finding the Fourth Proportional to 4,795.47, 7,194.15 and 1,509.57

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Solution

The fourth proportional to 4,795.47, 7,194.15 and 1,509.57 is: 2,264.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,795.47 : 7,194.15 = 1,509.57 : x
  2. Step 2: Convert to fraction form
    4,795.47/7,194.15 = 1,509.57/x
  3. Step 3: Cross multiply
    4,795.47x = 7,194.15 × 1,509.57
  4. Step 4: Simplify right side
    4,795.47x = 10,860,073.02
  5. Step 5: Solve for x
    x = 10,860,073.02/4,795.47
  6. Step 6: Final answer
    x = 2,264.65

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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.