Home / 8,459.82-12,685.35-4,510.02

Finding the Fourth Proportional to 8,459.82, 12,685.35 and 4,510.02

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Solution

The fourth proportional to 8,459.82, 12,685.35 and 4,510.02 is: 6,762.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,459.82 : 12,685.35 = 4,510.02 : x
  2. Step 2: Convert to fraction form
    8,459.82/12,685.35 = 4,510.02/x
  3. Step 3: Cross multiply
    8,459.82x = 12,685.35 × 4,510.02
  4. Step 4: Simplify right side
    8,459.82x = 57,211,114.29
  5. Step 5: Solve for x
    x = 57,211,114.29/8,459.82
  6. Step 6: Final answer
    x = 6,762.69

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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.