Home / 8,971.68-13,453.56-4,810.44

Finding the Fourth Proportional to 8,971.68, 13,453.56 and 4,810.44

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Solution

The fourth proportional to 8,971.68, 13,453.56 and 4,810.44 is: 7,213.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,971.68 : 13,453.56 = 4,810.44 : x
  2. Step 2: Convert to fraction form
    8,971.68/13,453.56 = 4,810.44/x
  3. Step 3: Cross multiply
    8,971.68x = 13,453.56 × 4,810.44
  4. Step 4: Simplify right side
    8,971.68x = 64,717,543.17
  5. Step 5: Solve for x
    x = 64,717,543.17/8,971.68
  6. Step 6: Final answer
    x = 7,213.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.