Home / 8,928.99-12,322.04-4,895.88

Finding the Fourth Proportional to 8,928.99, 12,322.04 and 4,895.88

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Solution

The fourth proportional to 8,928.99, 12,322.04 and 4,895.88 is: 6,756.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,928.99 : 12,322.04 = 4,895.88 : x
  2. Step 2: Convert to fraction form
    8,928.99/12,322.04 = 4,895.88/x
  3. Step 3: Cross multiply
    8,928.99x = 12,322.04 × 4,895.88
  4. Step 4: Simplify right side
    8,928.99x = 60,327,281.47
  5. Step 5: Solve for x
    x = 60,327,281.47/8,928.99
  6. Step 6: Final answer
    x = 6,756.34

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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.