Home / 8,946.54-12,345.17-4,966.63

Finding the Fourth Proportional to 8,946.54, 12,345.17 and 4,966.63

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Solution

The fourth proportional to 8,946.54, 12,345.17 and 4,966.63 is: 6,853.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,946.54 : 12,345.17 = 4,966.63 : x
  2. Step 2: Convert to fraction form
    8,946.54/12,345.17 = 4,966.63/x
  3. Step 3: Cross multiply
    8,946.54x = 12,345.17 × 4,966.63
  4. Step 4: Simplify right side
    8,946.54x = 61,313,835.98
  5. Step 5: Solve for x
    x = 61,313,835.98/8,946.54
  6. Step 6: Final answer
    x = 6,853.36

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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.