Home / 10,815.02-14,924.79-6,338.86

Finding the Fourth Proportional to 10,815.02, 14,924.79 and 6,338.86

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Solution

The fourth proportional to 10,815.02, 14,924.79 and 6,338.86 is: 8,747.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,815.02 : 14,924.79 = 6,338.86 : x
  2. Step 2: Convert to fraction form
    10,815.02/14,924.79 = 6,338.86/x
  3. Step 3: Cross multiply
    10,815.02x = 14,924.79 × 6,338.86
  4. Step 4: Simplify right side
    10,815.02x = 94,606,117.03
  5. Step 5: Solve for x
    x = 94,606,117.03/10,815.02
  6. Step 6: Final answer
    x = 8,747.66

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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.