Home / 11,434.02-15,776.52-6,716.58

Finding the Fourth Proportional to 11,434.02, 15,776.52 and 6,716.58

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Solution

The fourth proportional to 11,434.02, 15,776.52 and 6,716.58 is: 9,267.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,434.02 : 15,776.52 = 6,716.58 : x
  2. Step 2: Convert to fraction form
    11,434.02/15,776.52 = 6,716.58/x
  3. Step 3: Cross multiply
    11,434.02x = 15,776.52 × 6,716.58
  4. Step 4: Simplify right side
    11,434.02x = 105,964,258.70
  5. Step 5: Solve for x
    x = 105,964,258.70/11,434.02
  6. Step 6: Final answer
    x = 9,267.45

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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.