Home / 7,307.84-10,090.56-4,791.68

Finding the Fourth Proportional to 7,307.84, 10,090.56 and 4,791.68

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Solution

The fourth proportional to 7,307.84, 10,090.56 and 4,791.68 is: 6,616.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,307.84 : 10,090.56 = 4,791.68 : x
  2. Step 2: Convert to fraction form
    7,307.84/10,090.56 = 4,791.68/x
  3. Step 3: Cross multiply
    7,307.84x = 10,090.56 × 4,791.68
  4. Step 4: Simplify right side
    7,307.84x = 48,350,734.54
  5. Step 5: Solve for x
    x = 48,350,734.54/7,307.84
  6. Step 6: Final answer
    x = 6,616.28

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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.