Home / 9,047.48-13,577.64-4,117.76

Finding the Fourth Proportional to 9,047.48, 13,577.64 and 4,117.76

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Solution

The fourth proportional to 9,047.48, 13,577.64 and 4,117.76 is: 6,179.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,047.48 : 13,577.64 = 4,117.76 : x
  2. Step 2: Convert to fraction form
    9,047.48/13,577.64 = 4,117.76/x
  3. Step 3: Cross multiply
    9,047.48x = 13,577.64 × 4,117.76
  4. Step 4: Simplify right side
    9,047.48x = 55,909,374.41
  5. Step 5: Solve for x
    x = 55,909,374.41/9,047.48
  6. Step 6: Final answer
    x = 6,179.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.