Home / 8,813.61-13,196.72-4,644.95

Finding the Fourth Proportional to 8,813.61, 13,196.72 and 4,644.95

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Solution

The fourth proportional to 8,813.61, 13,196.72 and 4,644.95 is: 6,954.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,813.61 : 13,196.72 = 4,644.95 : x
  2. Step 2: Convert to fraction form
    8,813.61/13,196.72 = 4,644.95/x
  3. Step 3: Cross multiply
    8,813.61x = 13,196.72 × 4,644.95
  4. Step 4: Simplify right side
    8,813.61x = 61,298,050.19
  5. Step 5: Solve for x
    x = 61,298,050.19/8,813.61
  6. Step 6: Final answer
    x = 6,954.93

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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.