Home / 8,521.95-12,801.57-6,072.51

Finding the Fourth Proportional to 8,521.95, 12,801.57 and 6,072.51

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Solution

The fourth proportional to 8,521.95, 12,801.57 and 6,072.51 is: 9,122.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,521.95 : 12,801.57 = 6,072.51 : x
  2. Step 2: Convert to fraction form
    8,521.95/12,801.57 = 6,072.51/x
  3. Step 3: Cross multiply
    8,521.95x = 12,801.57 × 6,072.51
  4. Step 4: Simplify right side
    8,521.95x = 77,737,661.84
  5. Step 5: Solve for x
    x = 77,737,661.84/8,521.95
  6. Step 6: Final answer
    x = 9,122.05

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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.