Home / 8,334.12-12,502.39-3,071.65

Finding the Fourth Proportional to 8,334.12, 12,502.39 and 3,071.65

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Solution

The fourth proportional to 8,334.12, 12,502.39 and 3,071.65 is: 4,607.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334.12 : 12,502.39 = 3,071.65 : x
  2. Step 2: Convert to fraction form
    8,334.12/12,502.39 = 3,071.65/x
  3. Step 3: Cross multiply
    8,334.12x = 12,502.39 × 3,071.65
  4. Step 4: Simplify right side
    8,334.12x = 38,402,966.24
  5. Step 5: Solve for x
    x = 38,402,966.24/8,334.12
  6. Step 6: Final answer
    x = 4,607.92

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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.