Home / 9,521.36-14,282.45-2,947.67

Finding the Fourth Proportional to 9,521.36, 14,282.45 and 2,947.67

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Solution

The fourth proportional to 9,521.36, 14,282.45 and 2,947.67 is: 4,421.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,521.36 : 14,282.45 = 2,947.67 : x
  2. Step 2: Convert to fraction form
    9,521.36/14,282.45 = 2,947.67/x
  3. Step 3: Cross multiply
    9,521.36x = 14,282.45 × 2,947.67
  4. Step 4: Simplify right side
    9,521.36x = 42,099,949.39
  5. Step 5: Solve for x
    x = 42,099,949.39/9,521.36
  6. Step 6: Final answer
    x = 4,421.63

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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.