Home / 7,643.26-10,545.33-4,813.48

Finding the Fourth Proportional to 7,643.26, 10,545.33 and 4,813.48

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Solution

The fourth proportional to 7,643.26, 10,545.33 and 4,813.48 is: 6,641.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643.26 : 10,545.33 = 4,813.48 : x
  2. Step 2: Convert to fraction form
    7,643.26/10,545.33 = 4,813.48/x
  3. Step 3: Cross multiply
    7,643.26x = 10,545.33 × 4,813.48
  4. Step 4: Simplify right side
    7,643.26x = 50,759,735.05
  5. Step 5: Solve for x
    x = 50,759,735.05/7,643.26
  6. Step 6: Final answer
    x = 6,641.11

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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.