Home / 9,838.23-13,581.67-6,256.79

Finding the Fourth Proportional to 9,838.23, 13,581.67 and 6,256.79

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Solution

The fourth proportional to 9,838.23, 13,581.67 and 6,256.79 is: 8,637.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,838.23 : 13,581.67 = 6,256.79 : x
  2. Step 2: Convert to fraction form
    9,838.23/13,581.67 = 6,256.79/x
  3. Step 3: Cross multiply
    9,838.23x = 13,581.67 × 6,256.79
  4. Step 4: Simplify right side
    9,838.23x = 84,977,604.77
  5. Step 5: Solve for x
    x = 84,977,604.77/9,838.23
  6. Step 6: Final answer
    x = 8,637.49

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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.