Home / 9,856.85-13,600.76-5,876.51

Finding the Fourth Proportional to 9,856.85, 13,600.76 and 5,876.51

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Solution

The fourth proportional to 9,856.85, 13,600.76 and 5,876.51 is: 8,108.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,856.85 : 13,600.76 = 5,876.51 : x
  2. Step 2: Convert to fraction form
    9,856.85/13,600.76 = 5,876.51/x
  3. Step 3: Cross multiply
    9,856.85x = 13,600.76 × 5,876.51
  4. Step 4: Simplify right side
    9,856.85x = 79,924,904.76
  5. Step 5: Solve for x
    x = 79,924,904.76/9,856.85
  6. Step 6: Final answer
    x = 8,108.57

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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.