Home / 6,530.56-9,013.12-4,175.36

Finding the Fourth Proportional to 6,530.56, 9,013.12 and 4,175.36

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Solution

The fourth proportional to 6,530.56, 9,013.12 and 4,175.36 is: 5,762.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,530.56 : 9,013.12 = 4,175.36 : x
  2. Step 2: Convert to fraction form
    6,530.56/9,013.12 = 4,175.36/x
  3. Step 3: Cross multiply
    6,530.56x = 9,013.12 × 4,175.36
  4. Step 4: Simplify right side
    6,530.56x = 37,633,020.72
  5. Step 5: Solve for x
    x = 37,633,020.72/6,530.56
  6. Step 6: Final answer
    x = 5,762.60

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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.