Home / 3,547.09-5,289.64-3,110.36

Finding the Fourth Proportional to 3,547.09, 5,289.64 and 3,110.36

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Solution

The fourth proportional to 3,547.09, 5,289.64 and 3,110.36 is: 4,638.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,547.09 : 5,289.64 = 3,110.36 : x
  2. Step 2: Convert to fraction form
    3,547.09/5,289.64 = 3,110.36/x
  3. Step 3: Cross multiply
    3,547.09x = 5,289.64 × 3,110.36
  4. Step 4: Simplify right side
    3,547.09x = 16,452,684.67
  5. Step 5: Solve for x
    x = 16,452,684.67/3,547.09
  6. Step 6: Final answer
    x = 4,638.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.