Home / 8,214.04-12,322.79-2,666.95

Finding the Fourth Proportional to 8,214.04, 12,322.79 and 2,666.95

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Solution

The fourth proportional to 8,214.04, 12,322.79 and 2,666.95 is: 4,000.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,214.04 : 12,322.79 = 2,666.95 : x
  2. Step 2: Convert to fraction form
    8,214.04/12,322.79 = 2,666.95/x
  3. Step 3: Cross multiply
    8,214.04x = 12,322.79 × 2,666.95
  4. Step 4: Simplify right side
    8,214.04x = 32,864,264.79
  5. Step 5: Solve for x
    x = 32,864,264.79/8,214.04
  6. Step 6: Final answer
    x = 4,000.99

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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.