Home / 10,449.45-14,420.47-5,733.74

Finding the Fourth Proportional to 10,449.45, 14,420.47 and 5,733.74

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Solution

The fourth proportional to 10,449.45, 14,420.47 and 5,733.74 is: 7,912.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,449.45 : 14,420.47 = 5,733.74 : x
  2. Step 2: Convert to fraction form
    10,449.45/14,420.47 = 5,733.74/x
  3. Step 3: Cross multiply
    10,449.45x = 14,420.47 × 5,733.74
  4. Step 4: Simplify right side
    10,449.45x = 82,683,225.66
  5. Step 5: Solve for x
    x = 82,683,225.66/10,449.45
  6. Step 6: Final answer
    x = 7,912.69

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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.