Home / 8,024.40-12,031.74-2,830.68

Finding the Fourth Proportional to 8,024.40, 12,031.74 and 2,830.68

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Solution

The fourth proportional to 8,024.40, 12,031.74 and 2,830.68 is: 4,244.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,024.40 : 12,031.74 = 2,830.68 : x
  2. Step 2: Convert to fraction form
    8,024.40/12,031.74 = 2,830.68/x
  3. Step 3: Cross multiply
    8,024.40x = 12,031.74 × 2,830.68
  4. Step 4: Simplify right side
    8,024.40x = 34,058,005.78
  5. Step 5: Solve for x
    x = 34,058,005.78/8,024.40
  6. Step 6: Final answer
    x = 4,244.31

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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.