Home / 9,845.15-13,586.74-5,866.63

Finding the Fourth Proportional to 9,845.15, 13,586.74 and 5,866.63

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Solution

The fourth proportional to 9,845.15, 13,586.74 and 5,866.63 is: 8,096.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845.15 : 13,586.74 = 5,866.63 : x
  2. Step 2: Convert to fraction form
    9,845.15/13,586.74 = 5,866.63/x
  3. Step 3: Cross multiply
    9,845.15x = 13,586.74 × 5,866.63
  4. Step 4: Simplify right side
    9,845.15x = 79,708,327.85
  5. Step 5: Solve for x
    x = 79,708,327.85/9,845.15
  6. Step 6: Final answer
    x = 8,096.21

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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.