Home / 12,068.48-16,655.67-6,764.19

Finding the Fourth Proportional to 12,068.48, 16,655.67 and 6,764.19

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Solution

The fourth proportional to 12,068.48, 16,655.67 and 6,764.19 is: 9,335.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,068.48 : 16,655.67 = 6,764.19 : x
  2. Step 2: Convert to fraction form
    12,068.48/16,655.67 = 6,764.19/x
  3. Step 3: Cross multiply
    12,068.48x = 16,655.67 × 6,764.19
  4. Step 4: Simplify right side
    12,068.48x = 112,662,116.46
  5. Step 5: Solve for x
    x = 112,662,116.46/12,068.48
  6. Step 6: Final answer
    x = 9,335.24

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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.