Home / 10,711.20-14,780.12-5,994.32

Finding the Fourth Proportional to 10,711.20, 14,780.12 and 5,994.32

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Solution

The fourth proportional to 10,711.20, 14,780.12 and 5,994.32 is: 8,271.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,711.20 : 14,780.12 = 5,994.32 : x
  2. Step 2: Convert to fraction form
    10,711.20/14,780.12 = 5,994.32/x
  3. Step 3: Cross multiply
    10,711.20x = 14,780.12 × 5,994.32
  4. Step 4: Simplify right side
    10,711.20x = 88,596,768.92
  5. Step 5: Solve for x
    x = 88,596,768.92/10,711.20
  6. Step 6: Final answer
    x = 8,271.41

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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.