Home / 7,257.69-10,017.26-4,992.05

Finding the Fourth Proportional to 7,257.69, 10,017.26 and 4,992.05

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Solution

The fourth proportional to 7,257.69, 10,017.26 and 4,992.05 is: 6,890.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,257.69 : 10,017.26 = 4,992.05 : x
  2. Step 2: Convert to fraction form
    7,257.69/10,017.26 = 4,992.05/x
  3. Step 3: Cross multiply
    7,257.69x = 10,017.26 × 4,992.05
  4. Step 4: Simplify right side
    7,257.69x = 50,006,587.74
  5. Step 5: Solve for x
    x = 50,006,587.74/7,257.69
  6. Step 6: Final answer
    x = 6,890.15

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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.