Home / 12,068.49-16,653.61-6,762.28

Finding the Fourth Proportional to 12,068.49, 16,653.61 and 6,762.28

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Solution

The fourth proportional to 12,068.49, 16,653.61 and 6,762.28 is: 9,331.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068.49 : 16,653.61 = 6,762.28 : x
  2. Step 2: Convert to fraction form
    12,068.49/16,653.61 = 6,762.28/x
  3. Step 3: Cross multiply
    12,068.49x = 16,653.61 × 6,762.28
  4. Step 4: Simplify right side
    12,068.49x = 112,616,340.02
  5. Step 5: Solve for x
    x = 112,616,340.02/12,068.49
  6. Step 6: Final answer
    x = 9,331.44

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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.