Home / 10,821.93-14,934.96-6,106.52

Finding the Fourth Proportional to 10,821.93, 14,934.96 and 6,106.52

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Solution

The fourth proportional to 10,821.93, 14,934.96 and 6,106.52 is: 8,427.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,821.93 : 14,934.96 = 6,106.52 : x
  2. Step 2: Convert to fraction form
    10,821.93/14,934.96 = 6,106.52/x
  3. Step 3: Cross multiply
    10,821.93x = 14,934.96 × 6,106.52
  4. Step 4: Simplify right side
    10,821.93x = 91,200,557.26
  5. Step 5: Solve for x
    x = 91,200,557.26/10,821.93
  6. Step 6: Final answer
    x = 8,427.38

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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.