Home / 12,114.48-16,719.37-6,737.46

Finding the Fourth Proportional to 12,114.48, 16,719.37 and 6,737.46

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Solution

The fourth proportional to 12,114.48, 16,719.37 and 6,737.46 is: 9,298.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,114.48 : 16,719.37 = 6,737.46 : x
  2. Step 2: Convert to fraction form
    12,114.48/16,719.37 = 6,737.46/x
  3. Step 3: Cross multiply
    12,114.48x = 16,719.37 × 6,737.46
  4. Step 4: Simplify right side
    12,114.48x = 112,646,086.60
  5. Step 5: Solve for x
    x = 112,646,086.60/12,114.48
  6. Step 6: Final answer
    x = 9,298.47

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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.