Home / 7,190.56-9,927.53-4,502.85

Finding the Fourth Proportional to 7,190.56, 9,927.53 and 4,502.85

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Solution

The fourth proportional to 7,190.56, 9,927.53 and 4,502.85 is: 6,216.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,190.56 : 9,927.53 = 4,502.85 : x
  2. Step 2: Convert to fraction form
    7,190.56/9,927.53 = 4,502.85/x
  3. Step 3: Cross multiply
    7,190.56x = 9,927.53 × 4,502.85
  4. Step 4: Simplify right side
    7,190.56x = 44,702,178.46
  5. Step 5: Solve for x
    x = 44,702,178.46/7,190.56
  6. Step 6: Final answer
    x = 6,216.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.