Home / 8,746.40-12,070.19-4,767.68

Finding the Fourth Proportional to 8,746.40, 12,070.19 and 4,767.68

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Solution

The fourth proportional to 8,746.40, 12,070.19 and 4,767.68 is: 6,579.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,746.40 : 12,070.19 = 4,767.68 : x
  2. Step 2: Convert to fraction form
    8,746.40/12,070.19 = 4,767.68/x
  3. Step 3: Cross multiply
    8,746.40x = 12,070.19 × 4,767.68
  4. Step 4: Simplify right side
    8,746.40x = 57,546,845.55
  5. Step 5: Solve for x
    x = 57,546,845.55/8,746.40
  6. Step 6: Final answer
    x = 6,579.49

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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.