Home / 7,488.45-10,339.25-4,656.96

Finding the Fourth Proportional to 7,488.45, 10,339.25 and 4,656.96

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Solution

The fourth proportional to 7,488.45, 10,339.25 and 4,656.96 is: 6,429.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488.45 : 10,339.25 = 4,656.96 : x
  2. Step 2: Convert to fraction form
    7,488.45/10,339.25 = 4,656.96/x
  3. Step 3: Cross multiply
    7,488.45x = 10,339.25 × 4,656.96
  4. Step 4: Simplify right side
    7,488.45x = 48,149,450.40
  5. Step 5: Solve for x
    x = 48,149,450.40/7,488.45
  6. Step 6: Final answer
    x = 6,429.83

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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.