Home / 3,547.07-5,320.60-949.94

Finding the Fourth Proportional to 3,547.07, 5,320.60 and 949.94

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Solution

The fourth proportional to 3,547.07, 5,320.60 and 949.94 is: 1,424.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.07 : 5,320.60 = 949.94 : x
  2. Step 2: Convert to fraction form
    3,547.07/5,320.60 = 949.94/x
  3. Step 3: Cross multiply
    3,547.07x = 5,320.60 × 949.94
  4. Step 4: Simplify right side
    3,547.07x = 5,054,250.76
  5. Step 5: Solve for x
    x = 5,054,250.76/3,547.07
  6. Step 6: Final answer
    x = 1,424.91

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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.