Home / 8,045.40-12,053.70-4,963.80

Finding the Fourth Proportional to 8,045.40, 12,053.70 and 4,963.80

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Solution

The fourth proportional to 8,045.40, 12,053.70 and 4,963.80 is: 7,436.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045.40 : 12,053.70 = 4,963.80 : x
  2. Step 2: Convert to fraction form
    8,045.40/12,053.70 = 4,963.80/x
  3. Step 3: Cross multiply
    8,045.40x = 12,053.70 × 4,963.80
  4. Step 4: Simplify right side
    8,045.40x = 59,832,156.06
  5. Step 5: Solve for x
    x = 59,832,156.06/8,045.40
  6. Step 6: Final answer
    x = 7,436.82

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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.