Home / 7,024.45-9,680.42-5,031.54

Finding the Fourth Proportional to 7,024.45, 9,680.42 and 5,031.54

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Solution

The fourth proportional to 7,024.45, 9,680.42 and 5,031.54 is: 6,933.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,024.45 : 9,680.42 = 5,031.54 : x
  2. Step 2: Convert to fraction form
    7,024.45/9,680.42 = 5,031.54/x
  3. Step 3: Cross multiply
    7,024.45x = 9,680.42 × 5,031.54
  4. Step 4: Simplify right side
    7,024.45x = 48,707,420.45
  5. Step 5: Solve for x
    x = 48,707,420.45/7,024.45
  6. Step 6: Final answer
    x = 6,933.98

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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.