Home / 5,455.72-7,528.95-3,097.91

Finding the Fourth Proportional to 5,455.72, 7,528.95 and 3,097.91

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Solution

The fourth proportional to 5,455.72, 7,528.95 and 3,097.91 is: 4,275.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,455.72 : 7,528.95 = 3,097.91 : x
  2. Step 2: Convert to fraction form
    5,455.72/7,528.95 = 3,097.91/x
  3. Step 3: Cross multiply
    5,455.72x = 7,528.95 × 3,097.91
  4. Step 4: Simplify right side
    5,455.72x = 23,323,994.00
  5. Step 5: Solve for x
    x = 23,323,994.00/5,455.72
  6. Step 6: Final answer
    x = 4,275.14

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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.