Home / 8,740.90-12,062.62-4,762.00

Finding the Fourth Proportional to 8,740.90, 12,062.62 and 4,762.00

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Solution

The fourth proportional to 8,740.90, 12,062.62 and 4,762.00 is: 6,571.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740.90 : 12,062.62 = 4,762.00 : x
  2. Step 2: Convert to fraction form
    8,740.90/12,062.62 = 4,762.00/x
  3. Step 3: Cross multiply
    8,740.90x = 12,062.62 × 4,762.00
  4. Step 4: Simplify right side
    8,740.90x = 57,442,183.54
  5. Step 5: Solve for x
    x = 57,442,183.54/8,740.90
  6. Step 6: Final answer
    x = 6,571.66

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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.