Home / 10,815.86-14,926.94-6,566.58

Finding the Fourth Proportional to 10,815.86, 14,926.94 and 6,566.58

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Solution

The fourth proportional to 10,815.86, 14,926.94 and 6,566.58 is: 9,062.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,815.86 : 14,926.94 = 6,566.58 : x
  2. Step 2: Convert to fraction form
    10,815.86/14,926.94 = 6,566.58/x
  3. Step 3: Cross multiply
    10,815.86x = 14,926.94 × 6,566.58
  4. Step 4: Simplify right side
    10,815.86x = 98,018,945.67
  5. Step 5: Solve for x
    x = 98,018,945.67/10,815.86
  6. Step 6: Final answer
    x = 9,062.52

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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.