Home / 5,588.27-7,711.81-3,070.45

Finding the Fourth Proportional to 5,588.27, 7,711.81 and 3,070.45

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Solution

The fourth proportional to 5,588.27, 7,711.81 and 3,070.45 is: 4,237.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588.27 : 7,711.81 = 3,070.45 : x
  2. Step 2: Convert to fraction form
    5,588.27/7,711.81 = 3,070.45/x
  3. Step 3: Cross multiply
    5,588.27x = 7,711.81 × 3,070.45
  4. Step 4: Simplify right side
    5,588.27x = 23,678,700.06
  5. Step 5: Solve for x
    x = 23,678,700.06/5,588.27
  6. Step 6: Final answer
    x = 4,237.21

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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.