Home / 7,059.58-9,742.44-3,916.06

Finding the Fourth Proportional to 7,059.58, 9,742.44 and 3,916.06

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Solution

The fourth proportional to 7,059.58, 9,742.44 and 3,916.06 is: 5,404.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,059.58 : 9,742.44 = 3,916.06 : x
  2. Step 2: Convert to fraction form
    7,059.58/9,742.44 = 3,916.06/x
  3. Step 3: Cross multiply
    7,059.58x = 9,742.44 × 3,916.06
  4. Step 4: Simplify right side
    7,059.58x = 38,151,979.59
  5. Step 5: Solve for x
    x = 38,151,979.59/7,059.58
  6. Step 6: Final answer
    x = 5,404.28

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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.