Home / 7,062.49-9,749.87-4,975.93

Finding the Fourth Proportional to 7,062.49, 9,749.87 and 4,975.93

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Solution

The fourth proportional to 7,062.49, 9,749.87 and 4,975.93 is: 6,869.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,062.49 : 9,749.87 = 4,975.93 : x
  2. Step 2: Convert to fraction form
    7,062.49/9,749.87 = 4,975.93/x
  3. Step 3: Cross multiply
    7,062.49x = 9,749.87 × 4,975.93
  4. Step 4: Simplify right side
    7,062.49x = 48,514,645.75
  5. Step 5: Solve for x
    x = 48,514,645.75/7,062.49
  6. Step 6: Final answer
    x = 6,869.34

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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.