Home / 8,946.82-12,345.28-4,967.96

Finding the Fourth Proportional to 8,946.82, 12,345.28 and 4,967.96

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Solution

The fourth proportional to 8,946.82, 12,345.28 and 4,967.96 is: 6,855.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946.82 : 12,345.28 = 4,967.96 : x
  2. Step 2: Convert to fraction form
    8,946.82/12,345.28 = 4,967.96/x
  3. Step 3: Cross multiply
    8,946.82x = 12,345.28 × 4,967.96
  4. Step 4: Simplify right side
    8,946.82x = 61,330,857.23
  5. Step 5: Solve for x
    x = 61,330,857.23/8,946.82
  6. Step 6: Final answer
    x = 6,855.05

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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.