Home / 9,475.22-14,219.80-7,648.22

Finding the Fourth Proportional to 9,475.22, 14,219.80 and 7,648.22

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Solution

The fourth proportional to 9,475.22, 14,219.80 and 7,648.22 is: 11,477.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,475.22 : 14,219.80 = 7,648.22 : x
  2. Step 2: Convert to fraction form
    9,475.22/14,219.80 = 7,648.22/x
  3. Step 3: Cross multiply
    9,475.22x = 14,219.80 × 7,648.22
  4. Step 4: Simplify right side
    9,475.22x = 108,756,158.76
  5. Step 5: Solve for x
    x = 108,756,158.76/9,475.22
  6. Step 6: Final answer
    x = 11,477.96

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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.