Home / 10,647.25-14,693.21-5,931.84

Finding the Fourth Proportional to 10,647.25, 14,693.21 and 5,931.84

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Solution

The fourth proportional to 10,647.25, 14,693.21 and 5,931.84 is: 8,185.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647.25 : 14,693.21 = 5,931.84 : x
  2. Step 2: Convert to fraction form
    10,647.25/14,693.21 = 5,931.84/x
  3. Step 3: Cross multiply
    10,647.25x = 14,693.21 × 5,931.84
  4. Step 4: Simplify right side
    10,647.25x = 87,157,770.81
  5. Step 5: Solve for x
    x = 87,157,770.81/10,647.25
  6. Step 6: Final answer
    x = 8,185.94

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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.