Home / 7,458.77-11,211.39-4,703.15

Finding the Fourth Proportional to 7,458.77, 11,211.39 and 4,703.15

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Solution

The fourth proportional to 7,458.77, 11,211.39 and 4,703.15 is: 7,069.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,458.77 : 11,211.39 = 4,703.15 : x
  2. Step 2: Convert to fraction form
    7,458.77/11,211.39 = 4,703.15/x
  3. Step 3: Cross multiply
    7,458.77x = 11,211.39 × 4,703.15
  4. Step 4: Simplify right side
    7,458.77x = 52,728,792.82
  5. Step 5: Solve for x
    x = 52,728,792.82/7,458.77
  6. Step 6: Final answer
    x = 7,069.37

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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.