Home / 5,870.50-8,101.32-4,379.74

Finding the Fourth Proportional to 5,870.50, 8,101.32 and 4,379.74

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Solution

The fourth proportional to 5,870.50, 8,101.32 and 4,379.74 is: 6,044.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,870.50 : 8,101.32 = 4,379.74 : x
  2. Step 2: Convert to fraction form
    5,870.50/8,101.32 = 4,379.74/x
  3. Step 3: Cross multiply
    5,870.50x = 8,101.32 × 4,379.74
  4. Step 4: Simplify right side
    5,870.50x = 35,481,675.26
  5. Step 5: Solve for x
    x = 35,481,675.26/5,870.50
  6. Step 6: Final answer
    x = 6,044.06

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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.