Home / 8,307.66-12,459.38-2,462.91

Finding the Fourth Proportional to 8,307.66, 12,459.38 and 2,462.91

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Solution

The fourth proportional to 8,307.66, 12,459.38 and 2,462.91 is: 3,693.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,307.66 : 12,459.38 = 2,462.91 : x
  2. Step 2: Convert to fraction form
    8,307.66/12,459.38 = 2,462.91/x
  3. Step 3: Cross multiply
    8,307.66x = 12,459.38 × 2,462.91
  4. Step 4: Simplify right side
    8,307.66x = 30,686,319.28
  5. Step 5: Solve for x
    x = 30,686,319.28/8,307.66
  6. Step 6: Final answer
    x = 3,693.74

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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.