Home / 8,746.79-12,070.69-4,767.96

Finding the Fourth Proportional to 8,746.79, 12,070.69 and 4,767.96

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Solution

The fourth proportional to 8,746.79, 12,070.69 and 4,767.96 is: 6,579.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.79 : 12,070.69 = 4,767.96 : x
  2. Step 2: Convert to fraction form
    8,746.79/12,070.69 = 4,767.96/x
  3. Step 3: Cross multiply
    8,746.79x = 12,070.69 × 4,767.96
  4. Step 4: Simplify right side
    8,746.79x = 57,552,600.44
  5. Step 5: Solve for x
    x = 57,552,600.44/8,746.79
  6. Step 6: Final answer
    x = 6,579.86

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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.