Home / 7,823.18-11,664.98-6,953.85

Finding the Fourth Proportional to 7,823.18, 11,664.98 and 6,953.85

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Solution

The fourth proportional to 7,823.18, 11,664.98 and 6,953.85 is: 10,368.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,823.18 : 11,664.98 = 6,953.85 : x
  2. Step 2: Convert to fraction form
    7,823.18/11,664.98 = 6,953.85/x
  3. Step 3: Cross multiply
    7,823.18x = 11,664.98 × 6,953.85
  4. Step 4: Simplify right side
    7,823.18x = 81,116,512.48
  5. Step 5: Solve for x
    x = 81,116,512.48/7,823.18
  6. Step 6: Final answer
    x = 10,368.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.