Home / 11,303.79-15,599.33-6,267.92

Finding the Fourth Proportional to 11,303.79, 15,599.33 and 6,267.92

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Solution

The fourth proportional to 11,303.79, 15,599.33 and 6,267.92 is: 8,649.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,303.79 : 15,599.33 = 6,267.92 : x
  2. Step 2: Convert to fraction form
    11,303.79/15,599.33 = 6,267.92/x
  3. Step 3: Cross multiply
    11,303.79x = 15,599.33 × 6,267.92
  4. Step 4: Simplify right side
    11,303.79x = 97,775,243.16
  5. Step 5: Solve for x
    x = 97,775,243.16/11,303.79
  6. Step 6: Final answer
    x = 8,649.78

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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.