Home / 5,555.32-8,331.73-1,606.57

Finding the Fourth Proportional to 5,555.32, 8,331.73 and 1,606.57

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Solution

The fourth proportional to 5,555.32, 8,331.73 and 1,606.57 is: 2,409.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,555.32 : 8,331.73 = 1,606.57 : x
  2. Step 2: Convert to fraction form
    5,555.32/8,331.73 = 1,606.57/x
  3. Step 3: Cross multiply
    5,555.32x = 8,331.73 × 1,606.57
  4. Step 4: Simplify right side
    5,555.32x = 13,385,482.62
  5. Step 5: Solve for x
    x = 13,385,482.62/5,555.32
  6. Step 6: Final answer
    x = 2,409.49

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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.