Home / 8,162.85-11,264.76-4,626.30

Finding the Fourth Proportional to 8,162.85, 11,264.76 and 4,626.30

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Solution

The fourth proportional to 8,162.85, 11,264.76 and 4,626.30 is: 6,384.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,162.85 : 11,264.76 = 4,626.30 : x
  2. Step 2: Convert to fraction form
    8,162.85/11,264.76 = 4,626.30/x
  3. Step 3: Cross multiply
    8,162.85x = 11,264.76 × 4,626.30
  4. Step 4: Simplify right side
    8,162.85x = 52,114,159.19
  5. Step 5: Solve for x
    x = 52,114,159.19/8,162.85
  6. Step 6: Final answer
    x = 6,384.31

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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.