Home / 7,211.70-9,950.58-4,693.55

Finding the Fourth Proportional to 7,211.70, 9,950.58 and 4,693.55

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Solution

The fourth proportional to 7,211.70, 9,950.58 and 4,693.55 is: 6,476.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,211.70 : 9,950.58 = 4,693.55 : x
  2. Step 2: Convert to fraction form
    7,211.70/9,950.58 = 4,693.55/x
  3. Step 3: Cross multiply
    7,211.70x = 9,950.58 × 4,693.55
  4. Step 4: Simplify right side
    7,211.70x = 46,703,495.01
  5. Step 5: Solve for x
    x = 46,703,495.01/7,211.70
  6. Step 6: Final answer
    x = 6,476.07

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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.