Home / 11,848.79-16,351.26-6,543.56

Finding the Fourth Proportional to 11,848.79, 16,351.26 and 6,543.56

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Solution

The fourth proportional to 11,848.79, 16,351.26 and 6,543.56 is: 9,030.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848.79 : 16,351.26 = 6,543.56 : x
  2. Step 2: Convert to fraction form
    11,848.79/16,351.26 = 6,543.56/x
  3. Step 3: Cross multiply
    11,848.79x = 16,351.26 × 6,543.56
  4. Step 4: Simplify right side
    11,848.79x = 106,995,450.89
  5. Step 5: Solve for x
    x = 106,995,450.89/11,848.79
  6. Step 6: Final answer
    x = 9,030.07

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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.