Home / 9,330.24-12,888-6,968.28

Finding the Fourth Proportional to 9,330.24, 12,888 and 6,968.28

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Solution

The fourth proportional to 9,330.24, 12,888 and 6,968.28 is: 9,625.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.24 : 12,888 = 6,968.28 : x
  2. Step 2: Convert to fraction form
    9,330.24/12,888 = 6,968.28/x
  3. Step 3: Cross multiply
    9,330.24x = 12,888 × 6,968.28
  4. Step 4: Simplify right side
    9,330.24x = 89,807,192.64
  5. Step 5: Solve for x
    x = 89,807,192.64/9,330.24
  6. Step 6: Final answer
    x = 9,625.39

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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.