Home / 8,310.51-11,464.10-5,124.49

Finding the Fourth Proportional to 8,310.51, 11,464.10 and 5,124.49

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Solution

The fourth proportional to 8,310.51, 11,464.10 and 5,124.49 is: 7,069.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,310.51 : 11,464.10 = 5,124.49 : x
  2. Step 2: Convert to fraction form
    8,310.51/11,464.10 = 5,124.49/x
  3. Step 3: Cross multiply
    8,310.51x = 11,464.10 × 5,124.49
  4. Step 4: Simplify right side
    8,310.51x = 58,747,665.81
  5. Step 5: Solve for x
    x = 58,747,665.81/8,310.51
  6. Step 6: Final answer
    x = 7,069.08

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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.