Home / 7,645.24-10,545.95-4,808.12

Finding the Fourth Proportional to 7,645.24, 10,545.95 and 4,808.12

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Solution

The fourth proportional to 7,645.24, 10,545.95 and 4,808.12 is: 6,632.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,645.24 : 10,545.95 = 4,808.12 : x
  2. Step 2: Convert to fraction form
    7,645.24/10,545.95 = 4,808.12/x
  3. Step 3: Cross multiply
    7,645.24x = 10,545.95 × 4,808.12
  4. Step 4: Simplify right side
    7,645.24x = 50,706,231.50
  5. Step 5: Solve for x
    x = 50,706,231.50/7,645.24
  6. Step 6: Final answer
    x = 6,632.39

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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.