Home / 6,512.08-8,987.98-4,153.76

Finding the Fourth Proportional to 6,512.08, 8,987.98 and 4,153.76

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Solution

The fourth proportional to 6,512.08, 8,987.98 and 4,153.76 is: 5,733.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,512.08 : 8,987.98 = 4,153.76 : x
  2. Step 2: Convert to fraction form
    6,512.08/8,987.98 = 4,153.76/x
  3. Step 3: Cross multiply
    6,512.08x = 8,987.98 × 4,153.76
  4. Step 4: Simplify right side
    6,512.08x = 37,333,911.80
  5. Step 5: Solve for x
    x = 37,333,911.80/6,512.08
  6. Step 6: Final answer
    x = 5,733.02

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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.