Home / 8,302.18-12,455.09-2,459.24

Finding the Fourth Proportional to 8,302.18, 12,455.09 and 2,459.24

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Solution

The fourth proportional to 8,302.18, 12,455.09 and 2,459.24 is: 3,689.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,302.18 : 12,455.09 = 2,459.24 : x
  2. Step 2: Convert to fraction form
    8,302.18/12,455.09 = 2,459.24/x
  3. Step 3: Cross multiply
    8,302.18x = 12,455.09 × 2,459.24
  4. Step 4: Simplify right side
    8,302.18x = 30,630,043.24
  5. Step 5: Solve for x
    x = 30,630,043.24/8,302.18
  6. Step 6: Final answer
    x = 3,689.40

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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.