Home / 8,746.20-12,070.01-4,767.57

Finding the Fourth Proportional to 8,746.20, 12,070.01 and 4,767.57

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Solution

The fourth proportional to 8,746.20, 12,070.01 and 4,767.57 is: 6,579.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.20 : 12,070.01 = 4,767.57 : x
  2. Step 2: Convert to fraction form
    8,746.20/12,070.01 = 4,767.57/x
  3. Step 3: Cross multiply
    8,746.20x = 12,070.01 × 4,767.57
  4. Step 4: Simplify right side
    8,746.20x = 57,544,617.58
  5. Step 5: Solve for x
    x = 57,544,617.58/8,746.20
  6. Step 6: Final answer
    x = 6,579.39

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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.