Home / 5,189.32-7,811.67-4,653.50

Finding the Fourth Proportional to 5,189.32, 7,811.67 and 4,653.50

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Solution

The fourth proportional to 5,189.32, 7,811.67 and 4,653.50 is: 7,005.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189.32 : 7,811.67 = 4,653.50 : x
  2. Step 2: Convert to fraction form
    5,189.32/7,811.67 = 4,653.50/x
  3. Step 3: Cross multiply
    5,189.32x = 7,811.67 × 4,653.50
  4. Step 4: Simplify right side
    5,189.32x = 36,351,606.35
  5. Step 5: Solve for x
    x = 36,351,606.35/5,189.32
  6. Step 6: Final answer
    x = 7,005.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.