Home / 5,140.08-7,097.40-4,746.96

Finding the Fourth Proportional to 5,140.08, 7,097.40 and 4,746.96

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Solution

The fourth proportional to 5,140.08, 7,097.40 and 4,746.96 is: 6,554.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,140.08 : 7,097.40 = 4,746.96 : x
  2. Step 2: Convert to fraction form
    5,140.08/7,097.40 = 4,746.96/x
  3. Step 3: Cross multiply
    5,140.08x = 7,097.40 × 4,746.96
  4. Step 4: Simplify right side
    5,140.08x = 33,691,073.90
  5. Step 5: Solve for x
    x = 33,691,073.90/5,140.08
  6. Step 6: Final answer
    x = 6,554.58

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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.