Home / 6,917.39-9,547.51-4,229.54

Finding the Fourth Proportional to 6,917.39, 9,547.51 and 4,229.54

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Solution

The fourth proportional to 6,917.39, 9,547.51 and 4,229.54 is: 5,837.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,917.39 : 9,547.51 = 4,229.54 : x
  2. Step 2: Convert to fraction form
    6,917.39/9,547.51 = 4,229.54/x
  3. Step 3: Cross multiply
    6,917.39x = 9,547.51 × 4,229.54
  4. Step 4: Simplify right side
    6,917.39x = 40,381,588.74
  5. Step 5: Solve for x
    x = 40,381,588.74/6,917.39
  6. Step 6: Final answer
    x = 5,837.70

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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.