Home / 5,274.47-7,913.60-2,465.81

Finding the Fourth Proportional to 5,274.47, 7,913.60 and 2,465.81

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Solution

The fourth proportional to 5,274.47, 7,913.60 and 2,465.81 is: 3,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,274.47 : 7,913.60 = 2,465.81 : x
  2. Step 2: Convert to fraction form
    5,274.47/7,913.60 = 2,465.81/x
  3. Step 3: Cross multiply
    5,274.47x = 7,913.60 × 2,465.81
  4. Step 4: Simplify right side
    5,274.47x = 19,513,434.02
  5. Step 5: Solve for x
    x = 19,513,434.02/5,274.47
  6. Step 6: Final answer
    x = 3,699.60

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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.