Home / 5,588.47-8,370.40-3,730.89

Finding the Fourth Proportional to 5,588.47, 8,370.40 and 3,730.89

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Solution

The fourth proportional to 5,588.47, 8,370.40 and 3,730.89 is: 5,588.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,588.47 : 8,370.40 = 3,730.89 : x
  2. Step 2: Convert to fraction form
    5,588.47/8,370.40 = 3,730.89/x
  3. Step 3: Cross multiply
    5,588.47x = 8,370.40 × 3,730.89
  4. Step 4: Simplify right side
    5,588.47x = 31,229,041.66
  5. Step 5: Solve for x
    x = 31,229,041.66/5,588.47
  6. Step 6: Final answer
    x = 5,588.12

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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.