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Finding the Fourth Proportional to 3,569.04, 5,347.08 and 3,491.28

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Solution

The fourth proportional to 3,569.04, 5,347.08 and 3,491.28 is: 5,230.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,569.04 : 5,347.08 = 3,491.28 : x
  2. Step 2: Convert to fraction form
    3,569.04/5,347.08 = 3,491.28/x
  3. Step 3: Cross multiply
    3,569.04x = 5,347.08 × 3,491.28
  4. Step 4: Simplify right side
    3,569.04x = 18,668,153.46
  5. Step 5: Solve for x
    x = 18,668,153.46/3,569.04
  6. Step 6: Final answer
    x = 5,230.58

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1.5x scale

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.