Home / 9,005.14-12,427.71-5,027.05

Finding the Fourth Proportional to 9,005.14, 12,427.71 and 5,027.05

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Solution

The fourth proportional to 9,005.14, 12,427.71 and 5,027.05 is: 6,937.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,005.14 : 12,427.71 = 5,027.05 : x
  2. Step 2: Convert to fraction form
    9,005.14/12,427.71 = 5,027.05/x
  3. Step 3: Cross multiply
    9,005.14x = 12,427.71 × 5,027.05
  4. Step 4: Simplify right side
    9,005.14x = 62,474,657.42
  5. Step 5: Solve for x
    x = 62,474,657.42/9,005.14
  6. Step 6: Final answer
    x = 6,937.67

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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.