Home / 5,433.66-8,131.05-4,705.74

Finding the Fourth Proportional to 5,433.66, 8,131.05 and 4,705.74

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Solution

The fourth proportional to 5,433.66, 8,131.05 and 4,705.74 is: 7,041.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,433.66 : 8,131.05 = 4,705.74 : x
  2. Step 2: Convert to fraction form
    5,433.66/8,131.05 = 4,705.74/x
  3. Step 3: Cross multiply
    5,433.66x = 8,131.05 × 4,705.74
  4. Step 4: Simplify right side
    5,433.66x = 38,262,607.23
  5. Step 5: Solve for x
    x = 38,262,607.23/5,433.66
  6. Step 6: Final answer
    x = 7,041.77

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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.