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Finding the Fourth Proportional to 4,287.94, 5,913.02 and 2,607.71

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Solution

The fourth proportional to 4,287.94, 5,913.02 and 2,607.71 is: 3,596.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,287.94 : 5,913.02 = 2,607.71 : x
  2. Step 2: Convert to fraction form
    4,287.94/5,913.02 = 2,607.71/x
  3. Step 3: Cross multiply
    4,287.94x = 5,913.02 × 2,607.71
  4. Step 4: Simplify right side
    4,287.94x = 15,419,428.35
  5. Step 5: Solve for x
    x = 15,419,428.35/4,287.94
  6. Step 6: Final answer
    x = 3,596.00

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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.