Home / 7,639.67-10,543.34-4,496.46

Finding the Fourth Proportional to 7,639.67, 10,543.34 and 4,496.46

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Solution

The fourth proportional to 7,639.67, 10,543.34 and 4,496.46 is: 6,205.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,639.67 : 10,543.34 = 4,496.46 : x
  2. Step 2: Convert to fraction form
    7,639.67/10,543.34 = 4,496.46/x
  3. Step 3: Cross multiply
    7,639.67x = 10,543.34 × 4,496.46
  4. Step 4: Simplify right side
    7,639.67x = 47,407,726.25
  5. Step 5: Solve for x
    x = 47,407,726.25/7,639.67
  6. Step 6: Final answer
    x = 6,205.47

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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.