Home / 10,823.61-14,935.79-6,284.22

Finding the Fourth Proportional to 10,823.61, 14,935.79 and 6,284.22

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Solution

The fourth proportional to 10,823.61, 14,935.79 and 6,284.22 is: 8,671.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.61 : 14,935.79 = 6,284.22 : x
  2. Step 2: Convert to fraction form
    10,823.61/14,935.79 = 6,284.22/x
  3. Step 3: Cross multiply
    10,823.61x = 14,935.79 × 6,284.22
  4. Step 4: Simplify right side
    10,823.61x = 93,859,749.94
  5. Step 5: Solve for x
    x = 93,859,749.94/10,823.61
  6. Step 6: Final answer
    x = 8,671.76

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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.