Home / 8,459.07-12,688.62-2,303.07

Finding the Fourth Proportional to 8,459.07, 12,688.62 and 2,303.07

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Solution

The fourth proportional to 8,459.07, 12,688.62 and 2,303.07 is: 3,454.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,459.07 : 12,688.62 = 2,303.07 : x
  2. Step 2: Convert to fraction form
    8,459.07/12,688.62 = 2,303.07/x
  3. Step 3: Cross multiply
    8,459.07x = 12,688.62 × 2,303.07
  4. Step 4: Simplify right side
    8,459.07x = 29,222,780.06
  5. Step 5: Solve for x
    x = 29,222,780.06/8,459.07
  6. Step 6: Final answer
    x = 3,454.61

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Similar ratio
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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.