Home / 6,543.03-9,813.57-2,160.53

Finding the Fourth Proportional to 6,543.03, 9,813.57 and 2,160.53

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Solution

The fourth proportional to 6,543.03, 9,813.57 and 2,160.53 is: 3,240.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,543.03 : 9,813.57 = 2,160.53 : x
  2. Step 2: Convert to fraction form
    6,543.03/9,813.57 = 2,160.53/x
  3. Step 3: Cross multiply
    6,543.03x = 9,813.57 × 2,160.53
  4. Step 4: Simplify right side
    6,543.03x = 21,202,463.32
  5. Step 5: Solve for x
    x = 21,202,463.32/6,543.03
  6. Step 6: Final answer
    x = 3,240.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.