Home / 8,513.24-11,746.51-4,975.77

Finding the Fourth Proportional to 8,513.24, 11,746.51 and 4,975.77

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Solution

The fourth proportional to 8,513.24, 11,746.51 and 4,975.77 is: 6,865.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,513.24 : 11,746.51 = 4,975.77 : x
  2. Step 2: Convert to fraction form
    8,513.24/11,746.51 = 4,975.77/x
  3. Step 3: Cross multiply
    8,513.24x = 11,746.51 × 4,975.77
  4. Step 4: Simplify right side
    8,513.24x = 58,447,919.62
  5. Step 5: Solve for x
    x = 58,447,919.62/8,513.24
  6. Step 6: Final answer
    x = 6,865.53

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Double scale
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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.