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Finding the Fourth Proportional to 5,527.79, 7,629.95 and 4,416.47

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Solution

The fourth proportional to 5,527.79, 7,629.95 and 4,416.47 is: 6,096.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,527.79 : 7,629.95 = 4,416.47 : x
  2. Step 2: Convert to fraction form
    5,527.79/7,629.95 = 4,416.47/x
  3. Step 3: Cross multiply
    5,527.79x = 7,629.95 × 4,416.47
  4. Step 4: Simplify right side
    5,527.79x = 33,697,418.17
  5. Step 5: Solve for x
    x = 33,697,418.17/5,527.79
  6. Step 6: Final answer
    x = 6,096.01

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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.