Home / 5,038.09-6,952.64-2,800.19

Finding the Fourth Proportional to 5,038.09, 6,952.64 and 2,800.19

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Solution

The fourth proportional to 5,038.09, 6,952.64 and 2,800.19 is: 3,864.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.09 : 6,952.64 = 2,800.19 : x
  2. Step 2: Convert to fraction form
    5,038.09/6,952.64 = 2,800.19/x
  3. Step 3: Cross multiply
    5,038.09x = 6,952.64 × 2,800.19
  4. Step 4: Simplify right side
    5,038.09x = 19,468,716.38
  5. Step 5: Solve for x
    x = 19,468,716.38/5,038.09
  6. Step 6: Final answer
    x = 3,864.31

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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.