Home / 10,775.44-14,865.08-6,299.36

Finding the Fourth Proportional to 10,775.44, 14,865.08 and 6,299.36

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Solution

The fourth proportional to 10,775.44, 14,865.08 and 6,299.36 is: 8,690.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,775.44 : 14,865.08 = 6,299.36 : x
  2. Step 2: Convert to fraction form
    10,775.44/14,865.08 = 6,299.36/x
  3. Step 3: Cross multiply
    10,775.44x = 14,865.08 × 6,299.36
  4. Step 4: Simplify right side
    10,775.44x = 93,640,490.35
  5. Step 5: Solve for x
    x = 93,640,490.35/10,775.44
  6. Step 6: Final answer
    x = 8,690.18

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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.