Home / 5,588.29-7,711.54-3,070.72

Finding the Fourth Proportional to 5,588.29, 7,711.54 and 3,070.72

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Solution

The fourth proportional to 5,588.29, 7,711.54 and 3,070.72 is: 4,237.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588.29 : 7,711.54 = 3,070.72 : x
  2. Step 2: Convert to fraction form
    5,588.29/7,711.54 = 3,070.72/x
  3. Step 3: Cross multiply
    5,588.29x = 7,711.54 × 3,070.72
  4. Step 4: Simplify right side
    5,588.29x = 23,679,980.11
  5. Step 5: Solve for x
    x = 23,679,980.11/5,588.29
  6. Step 6: Final answer
    x = 4,237.43

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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.