Home / 8,704.98-12,012.84-4,726.08

Finding the Fourth Proportional to 8,704.98, 12,012.84 and 4,726.08

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Solution

The fourth proportional to 8,704.98, 12,012.84 and 4,726.08 is: 6,521.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,704.98 : 12,012.84 = 4,726.08 : x
  2. Step 2: Convert to fraction form
    8,704.98/12,012.84 = 4,726.08/x
  3. Step 3: Cross multiply
    8,704.98x = 12,012.84 × 4,726.08
  4. Step 4: Simplify right side
    8,704.98x = 56,773,642.87
  5. Step 5: Solve for x
    x = 56,773,642.87/8,704.98
  6. Step 6: Final answer
    x = 6,521.97

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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.