Home / 10,821.05-14,933.10-6,040.91

Finding the Fourth Proportional to 10,821.05, 14,933.10 and 6,040.91

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Solution

The fourth proportional to 10,821.05, 14,933.10 and 6,040.91 is: 8,336.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,821.05 : 14,933.10 = 6,040.91 : x
  2. Step 2: Convert to fraction form
    10,821.05/14,933.10 = 6,040.91/x
  3. Step 3: Cross multiply
    10,821.05x = 14,933.10 × 6,040.91
  4. Step 4: Simplify right side
    10,821.05x = 90,209,482.92
  5. Step 5: Solve for x
    x = 90,209,482.92/10,821.05
  6. Step 6: Final answer
    x = 8,336.48

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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.