Home / 7,200.21-9,937.93-4,677.93

Finding the Fourth Proportional to 7,200.21, 9,937.93 and 4,677.93

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Solution

The fourth proportional to 7,200.21, 9,937.93 and 4,677.93 is: 6,456.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200.21 : 9,937.93 = 4,677.93 : x
  2. Step 2: Convert to fraction form
    7,200.21/9,937.93 = 4,677.93/x
  3. Step 3: Cross multiply
    7,200.21x = 9,937.93 × 4,677.93
  4. Step 4: Simplify right side
    7,200.21x = 46,488,929.19
  5. Step 5: Solve for x
    x = 46,488,929.19/7,200.21
  6. Step 6: Final answer
    x = 6,456.61

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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.