Home / 8,070.48-11,136.76-4,884.48

Finding the Fourth Proportional to 8,070.48, 11,136.76 and 4,884.48

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Solution

The fourth proportional to 8,070.48, 11,136.76 and 4,884.48 is: 6,740.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,070.48 : 11,136.76 = 4,884.48 : x
  2. Step 2: Convert to fraction form
    8,070.48/11,136.76 = 4,884.48/x
  3. Step 3: Cross multiply
    8,070.48x = 11,136.76 × 4,884.48
  4. Step 4: Simplify right side
    8,070.48x = 54,397,281.48
  5. Step 5: Solve for x
    x = 54,397,281.48/8,070.48
  6. Step 6: Final answer
    x = 6,740.28

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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.