Home / 4,396.08-6,543.90-4,330.47

Finding the Fourth Proportional to 4,396.08, 6,543.90 and 4,330.47

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Solution

The fourth proportional to 4,396.08, 6,543.90 and 4,330.47 is: 6,446.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,396.08 : 6,543.90 = 4,330.47 : x
  2. Step 2: Convert to fraction form
    4,396.08/6,543.90 = 4,330.47/x
  3. Step 3: Cross multiply
    4,396.08x = 6,543.90 × 4,330.47
  4. Step 4: Simplify right side
    4,396.08x = 28,338,162.63
  5. Step 5: Solve for x
    x = 28,338,162.63/4,396.08
  6. Step 6: Final answer
    x = 6,446.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.