Home / 8,994.12-13,491.18-3,152.40

Finding the Fourth Proportional to 8,994.12, 13,491.18 and 3,152.40

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Solution

The fourth proportional to 8,994.12, 13,491.18 and 3,152.40 is: 4,728.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,994.12 : 13,491.18 = 3,152.40 : x
  2. Step 2: Convert to fraction form
    8,994.12/13,491.18 = 3,152.40/x
  3. Step 3: Cross multiply
    8,994.12x = 13,491.18 × 3,152.40
  4. Step 4: Simplify right side
    8,994.12x = 42,529,595.83
  5. Step 5: Solve for x
    x = 42,529,595.83/8,994.12
  6. Step 6: Final answer
    x = 4,728.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.