Home / 7,394.07-10,205.52-4,876.63

Finding the Fourth Proportional to 7,394.07, 10,205.52 and 4,876.63

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Solution

The fourth proportional to 7,394.07, 10,205.52 and 4,876.63 is: 6,730.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,394.07 : 10,205.52 = 4,876.63 : x
  2. Step 2: Convert to fraction form
    7,394.07/10,205.52 = 4,876.63/x
  3. Step 3: Cross multiply
    7,394.07x = 10,205.52 × 4,876.63
  4. Step 4: Simplify right side
    7,394.07x = 49,768,545.00
  5. Step 5: Solve for x
    x = 49,768,545.00/7,394.07
  6. Step 6: Final answer
    x = 6,730.87

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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.