Home / 7,665.08-11,472.71-6,570.36

Finding the Fourth Proportional to 7,665.08, 11,472.71 and 6,570.36

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Solution

The fourth proportional to 7,665.08, 11,472.71 and 6,570.36 is: 9,834.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,665.08 : 11,472.71 = 6,570.36 : x
  2. Step 2: Convert to fraction form
    7,665.08/11,472.71 = 6,570.36/x
  3. Step 3: Cross multiply
    7,665.08x = 11,472.71 × 6,570.36
  4. Step 4: Simplify right side
    7,665.08x = 75,379,802.02
  5. Step 5: Solve for x
    x = 75,379,802.02/7,665.08
  6. Step 6: Final answer
    x = 9,834.19

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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.