Home / 4,991.34-7,484.37-1,527.66

Finding the Fourth Proportional to 4,991.34, 7,484.37 and 1,527.66

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Solution

The fourth proportional to 4,991.34, 7,484.37 and 1,527.66 is: 2,290.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,991.34 : 7,484.37 = 1,527.66 : x
  2. Step 2: Convert to fraction form
    4,991.34/7,484.37 = 1,527.66/x
  3. Step 3: Cross multiply
    4,991.34x = 7,484.37 × 1,527.66
  4. Step 4: Simplify right side
    4,991.34x = 11,433,572.67
  5. Step 5: Solve for x
    x = 11,433,572.67/4,991.34
  6. Step 6: Final answer
    x = 2,290.68

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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.