Home / 7,949.32-10,970.34-4,412.68

Finding the Fourth Proportional to 7,949.32, 10,970.34 and 4,412.68

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Solution

The fourth proportional to 7,949.32, 10,970.34 and 4,412.68 is: 6,089.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949.32 : 10,970.34 = 4,412.68 : x
  2. Step 2: Convert to fraction form
    7,949.32/10,970.34 = 4,412.68/x
  3. Step 3: Cross multiply
    7,949.32x = 10,970.34 × 4,412.68
  4. Step 4: Simplify right side
    7,949.32x = 48,408,599.91
  5. Step 5: Solve for x
    x = 48,408,599.91/7,949.32
  6. Step 6: Final answer
    x = 6,089.65

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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.