Home / 5,430.94-7,493.45-3,192.91

Finding the Fourth Proportional to 5,430.94, 7,493.45 and 3,192.91

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Solution

The fourth proportional to 5,430.94, 7,493.45 and 3,192.91 is: 4,405.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,430.94 : 7,493.45 = 3,192.91 : x
  2. Step 2: Convert to fraction form
    5,430.94/7,493.45 = 3,192.91/x
  3. Step 3: Cross multiply
    5,430.94x = 7,493.45 × 3,192.91
  4. Step 4: Simplify right side
    5,430.94x = 23,925,876.74
  5. Step 5: Solve for x
    x = 23,925,876.74/5,430.94
  6. Step 6: Final answer
    x = 4,405.48

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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.