Home / 4,720-7,068.04-2,844.76

Finding the Fourth Proportional to 4,720, 7,068.04 and 2,844.76

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Solution

The fourth proportional to 4,720, 7,068.04 and 2,844.76 is: 4,259.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,720 : 7,068.04 = 2,844.76 : x
  2. Step 2: Convert to fraction form
    4,720/7,068.04 = 2,844.76/x
  3. Step 3: Cross multiply
    4,720x = 7,068.04 × 2,844.76
  4. Step 4: Simplify right side
    4,720x = 20,106,877.47
  5. Step 5: Solve for x
    x = 20,106,877.47/4,720
  6. Step 6: Final answer
    x = 4,259.93

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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.