Home / 8,977.86-13,466.79-4,296.77

Finding the Fourth Proportional to 8,977.86, 13,466.79 and 4,296.77

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Solution

The fourth proportional to 8,977.86, 13,466.79 and 4,296.77 is: 6,445.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,977.86 : 13,466.79 = 4,296.77 : x
  2. Step 2: Convert to fraction form
    8,977.86/13,466.79 = 4,296.77/x
  3. Step 3: Cross multiply
    8,977.86x = 13,466.79 × 4,296.77
  4. Step 4: Simplify right side
    8,977.86x = 57,863,631.93
  5. Step 5: Solve for x
    x = 57,863,631.93/8,977.86
  6. Step 6: Final answer
    x = 6,445.15

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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.