Home / 5,373.36-8,058.42-2,085.72

Finding the Fourth Proportional to 5,373.36, 8,058.42 and 2,085.72

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Solution

The fourth proportional to 5,373.36, 8,058.42 and 2,085.72 is: 3,127.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,373.36 : 8,058.42 = 2,085.72 : x
  2. Step 2: Convert to fraction form
    5,373.36/8,058.42 = 2,085.72/x
  3. Step 3: Cross multiply
    5,373.36x = 8,058.42 × 2,085.72
  4. Step 4: Simplify right side
    5,373.36x = 16,807,607.76
  5. Step 5: Solve for x
    x = 16,807,607.76/5,373.36
  6. Step 6: Final answer
    x = 3,127.95

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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.