Home / 8,143.34-11,238.06-4,606.48

Finding the Fourth Proportional to 8,143.34, 11,238.06 and 4,606.48

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Solution

The fourth proportional to 8,143.34, 11,238.06 and 4,606.48 is: 6,357.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143.34 : 11,238.06 = 4,606.48 : x
  2. Step 2: Convert to fraction form
    8,143.34/11,238.06 = 4,606.48/x
  3. Step 3: Cross multiply
    8,143.34x = 11,238.06 × 4,606.48
  4. Step 4: Simplify right side
    8,143.34x = 51,767,898.63
  5. Step 5: Solve for x
    x = 51,767,898.63/8,143.34
  6. Step 6: Final answer
    x = 6,357.08

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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.