Home / 5,008.59-7,513.32-1,310.81

Finding the Fourth Proportional to 5,008.59, 7,513.32 and 1,310.81

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Solution

The fourth proportional to 5,008.59, 7,513.32 and 1,310.81 is: 1,966.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,008.59 : 7,513.32 = 1,310.81 : x
  2. Step 2: Convert to fraction form
    5,008.59/7,513.32 = 1,310.81/x
  3. Step 3: Cross multiply
    5,008.59x = 7,513.32 × 1,310.81
  4. Step 4: Simplify right side
    5,008.59x = 9,848,497.42
  5. Step 5: Solve for x
    x = 9,848,497.42/5,008.59
  6. Step 6: Final answer
    x = 1,966.32

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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.