Home / 8,635.49-11,916.95-4,858.66

Finding the Fourth Proportional to 8,635.49, 11,916.95 and 4,858.66

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Solution

The fourth proportional to 8,635.49, 11,916.95 and 4,858.66 is: 6,704.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,635.49 : 11,916.95 = 4,858.66 : x
  2. Step 2: Convert to fraction form
    8,635.49/11,916.95 = 4,858.66/x
  3. Step 3: Cross multiply
    8,635.49x = 11,916.95 × 4,858.66
  4. Step 4: Simplify right side
    8,635.49x = 57,900,408.29
  5. Step 5: Solve for x
    x = 57,900,408.29/8,635.49
  6. Step 6: Final answer
    x = 6,704.94

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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.