Home / 6,347.56-9,521.96-1,667.64

Finding the Fourth Proportional to 6,347.56, 9,521.96 and 1,667.64

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Solution

The fourth proportional to 6,347.56, 9,521.96 and 1,667.64 is: 2,501.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347.56 : 9,521.96 = 1,667.64 : x
  2. Step 2: Convert to fraction form
    6,347.56/9,521.96 = 1,667.64/x
  3. Step 3: Cross multiply
    6,347.56x = 9,521.96 × 1,667.64
  4. Step 4: Simplify right side
    6,347.56x = 15,879,201.37
  5. Step 5: Solve for x
    x = 15,879,201.37/6,347.56
  6. Step 6: Final answer
    x = 2,501.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.