Home / 12,568.93-17,345.13-6,903.66

Finding the Fourth Proportional to 12,568.93, 17,345.13 and 6,903.66

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Solution

The fourth proportional to 12,568.93, 17,345.13 and 6,903.66 is: 9,527.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,568.93 : 17,345.13 = 6,903.66 : x
  2. Step 2: Convert to fraction form
    12,568.93/17,345.13 = 6,903.66/x
  3. Step 3: Cross multiply
    12,568.93x = 17,345.13 × 6,903.66
  4. Step 4: Simplify right side
    12,568.93x = 119,744,861.84
  5. Step 5: Solve for x
    x = 119,744,861.84/12,568.93
  6. Step 6: Final answer
    x = 9,527.05

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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.