Home / 7,647.18-11,441.78-4,528.86

Finding the Fourth Proportional to 7,647.18, 11,441.78 and 4,528.86

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Solution

The fourth proportional to 7,647.18, 11,441.78 and 4,528.86 is: 6,776.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,647.18 : 11,441.78 = 4,528.86 : x
  2. Step 2: Convert to fraction form
    7,647.18/11,441.78 = 4,528.86/x
  3. Step 3: Cross multiply
    7,647.18x = 11,441.78 × 4,528.86
  4. Step 4: Simplify right side
    7,647.18x = 51,818,219.77
  5. Step 5: Solve for x
    x = 51,818,219.77/7,647.18
  6. Step 6: Final answer
    x = 6,776.12

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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.