Home / 7,060.56-9,742.86-4,077.36

Finding the Fourth Proportional to 7,060.56, 9,742.86 and 4,077.36

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Solution

The fourth proportional to 7,060.56, 9,742.86 and 4,077.36 is: 5,626.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060.56 : 9,742.86 = 4,077.36 : x
  2. Step 2: Convert to fraction form
    7,060.56/9,742.86 = 4,077.36/x
  3. Step 3: Cross multiply
    7,060.56x = 9,742.86 × 4,077.36
  4. Step 4: Simplify right side
    7,060.56x = 39,725,147.65
  5. Step 5: Solve for x
    x = 39,725,147.65/7,060.56
  6. Step 6: Final answer
    x = 5,626.35

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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.