Home / 10,505.36-14,497.35-5,725.58

Finding the Fourth Proportional to 10,505.36, 14,497.35 and 5,725.58

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Solution

The fourth proportional to 10,505.36, 14,497.35 and 5,725.58 is: 7,901.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,505.36 : 14,497.35 = 5,725.58 : x
  2. Step 2: Convert to fraction form
    10,505.36/14,497.35 = 5,725.58/x
  3. Step 3: Cross multiply
    10,505.36x = 14,497.35 × 5,725.58
  4. Step 4: Simplify right side
    10,505.36x = 83,005,737.21
  5. Step 5: Solve for x
    x = 83,005,737.21/10,505.36
  6. Step 6: Final answer
    x = 7,901.27

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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.