Home / 8,746.10-12,069.62-4,767.20

Finding the Fourth Proportional to 8,746.10, 12,069.62 and 4,767.20

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Solution

The fourth proportional to 8,746.10, 12,069.62 and 4,767.20 is: 6,578.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.10 : 12,069.62 = 4,767.20 : x
  2. Step 2: Convert to fraction form
    8,746.10/12,069.62 = 4,767.20/x
  3. Step 3: Cross multiply
    8,746.10x = 12,069.62 × 4,767.20
  4. Step 4: Simplify right side
    8,746.10x = 57,538,292.46
  5. Step 5: Solve for x
    x = 57,538,292.46/8,746.10
  6. Step 6: Final answer
    x = 6,578.74

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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.