Home / 10,035.85-13,848.96-5,783.89

Finding the Fourth Proportional to 10,035.85, 13,848.96 and 5,783.89

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Solution

The fourth proportional to 10,035.85, 13,848.96 and 5,783.89 is: 7,981.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,035.85 : 13,848.96 = 5,783.89 : x
  2. Step 2: Convert to fraction form
    10,035.85/13,848.96 = 5,783.89/x
  3. Step 3: Cross multiply
    10,035.85x = 13,848.96 × 5,783.89
  4. Step 4: Simplify right side
    10,035.85x = 80,100,861.25
  5. Step 5: Solve for x
    x = 80,100,861.25/10,035.85
  6. Step 6: Final answer
    x = 7,981.47

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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.