Home / 6,709.98-9,252.45-4,191.22

Finding the Fourth Proportional to 6,709.98, 9,252.45 and 4,191.22

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Solution

The fourth proportional to 6,709.98, 9,252.45 and 4,191.22 is: 5,779.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,709.98 : 9,252.45 = 4,191.22 : x
  2. Step 2: Convert to fraction form
    6,709.98/9,252.45 = 4,191.22/x
  3. Step 3: Cross multiply
    6,709.98x = 9,252.45 × 4,191.22
  4. Step 4: Simplify right side
    6,709.98x = 38,779,030.36
  5. Step 5: Solve for x
    x = 38,779,030.36/6,709.98
  6. Step 6: Final answer
    x = 5,779.31

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Half scale
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Double scale
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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.