Home / 7,437.63-11,152.86-4,318.42

Finding the Fourth Proportional to 7,437.63, 11,152.86 and 4,318.42

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Solution

The fourth proportional to 7,437.63, 11,152.86 and 4,318.42 is: 6,475.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.63 : 11,152.86 = 4,318.42 : x
  2. Step 2: Convert to fraction form
    7,437.63/11,152.86 = 4,318.42/x
  3. Step 3: Cross multiply
    7,437.63x = 11,152.86 × 4,318.42
  4. Step 4: Simplify right side
    7,437.63x = 48,162,733.68
  5. Step 5: Solve for x
    x = 48,162,733.68/7,437.63
  6. Step 6: Final answer
    x = 6,475.55

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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.