Home / 7,388.18-10,193.12-4,737.06

Finding the Fourth Proportional to 7,388.18, 10,193.12 and 4,737.06

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Solution

The fourth proportional to 7,388.18, 10,193.12 and 4,737.06 is: 6,535.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.18 : 10,193.12 = 4,737.06 : x
  2. Step 2: Convert to fraction form
    7,388.18/10,193.12 = 4,737.06/x
  3. Step 3: Cross multiply
    7,388.18x = 10,193.12 × 4,737.06
  4. Step 4: Simplify right side
    7,388.18x = 48,285,421.03
  5. Step 5: Solve for x
    x = 48,285,421.03/7,388.18
  6. Step 6: Final answer
    x = 6,535.50

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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.