Home / 4,392.02-6,587.80-1,105.11

Finding the Fourth Proportional to 4,392.02, 6,587.80 and 1,105.11

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Solution

The fourth proportional to 4,392.02, 6,587.80 and 1,105.11 is: 1,657.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,392.02 : 6,587.80 = 1,105.11 : x
  2. Step 2: Convert to fraction form
    4,392.02/6,587.80 = 1,105.11/x
  3. Step 3: Cross multiply
    4,392.02x = 6,587.80 × 1,105.11
  4. Step 4: Simplify right side
    4,392.02x = 7,280,240.90
  5. Step 5: Solve for x
    x = 7,280,240.90/4,392.02
  6. Step 6: Final answer
    x = 1,657.61

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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.