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Finding the Fourth Proportional to 4,802.04, 6,620.28 and 3,681

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Solution

The fourth proportional to 4,802.04, 6,620.28 and 3,681 is: 5,074.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,802.04 : 6,620.28 = 3,681 : x
  2. Step 2: Convert to fraction form
    4,802.04/6,620.28 = 3,681/x
  3. Step 3: Cross multiply
    4,802.04x = 6,620.28 × 3,681
  4. Step 4: Simplify right side
    4,802.04x = 24,369,250.68
  5. Step 5: Solve for x
    x = 24,369,250.68/4,802.04
  6. Step 6: Final answer
    x = 5,074.77

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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.