Home / 5,588.55-7,712.33-3,070.80

Finding the Fourth Proportional to 5,588.55, 7,712.33 and 3,070.80

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Solution

The fourth proportional to 5,588.55, 7,712.33 and 3,070.80 is: 4,237.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588.55 : 7,712.33 = 3,070.80 : x
  2. Step 2: Convert to fraction form
    5,588.55/7,712.33 = 3,070.80/x
  3. Step 3: Cross multiply
    5,588.55x = 7,712.33 × 3,070.80
  4. Step 4: Simplify right side
    5,588.55x = 23,683,007.61
  5. Step 5: Solve for x
    x = 23,683,007.61/5,588.55
  6. Step 6: Final answer
    x = 4,237.77

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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.