Home / 9,778.37-14,664.65-4,230.38

Finding the Fourth Proportional to 9,778.37, 14,664.65 and 4,230.38

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Solution

The fourth proportional to 9,778.37, 14,664.65 and 4,230.38 is: 6,344.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,778.37 : 14,664.65 = 4,230.38 : x
  2. Step 2: Convert to fraction form
    9,778.37/14,664.65 = 4,230.38/x
  3. Step 3: Cross multiply
    9,778.37x = 14,664.65 × 4,230.38
  4. Step 4: Simplify right side
    9,778.37x = 62,036,968.74
  5. Step 5: Solve for x
    x = 62,036,968.74/9,778.37
  6. Step 6: Final answer
    x = 6,344.31

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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.