Home / 5,621.94-8,434.14-1,726.26

Finding the Fourth Proportional to 5,621.94, 8,434.14 and 1,726.26

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Solution

The fourth proportional to 5,621.94, 8,434.14 and 1,726.26 is: 2,589.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,621.94 : 8,434.14 = 1,726.26 : x
  2. Step 2: Convert to fraction form
    5,621.94/8,434.14 = 1,726.26/x
  3. Step 3: Cross multiply
    5,621.94x = 8,434.14 × 1,726.26
  4. Step 4: Simplify right side
    5,621.94x = 14,559,518.52
  5. Step 5: Solve for x
    x = 14,559,518.52/5,621.94
  6. Step 6: Final answer
    x = 2,589.77

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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.