Home / 7,566.48-11,349.36-4,640.40

Finding the Fourth Proportional to 7,566.48, 11,349.36 and 4,640.40

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Solution

The fourth proportional to 7,566.48, 11,349.36 and 4,640.40 is: 6,960.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,566.48 : 11,349.36 = 4,640.40 : x
  2. Step 2: Convert to fraction form
    7,566.48/11,349.36 = 4,640.40/x
  3. Step 3: Cross multiply
    7,566.48x = 11,349.36 × 4,640.40
  4. Step 4: Simplify right side
    7,566.48x = 52,665,570.14
  5. Step 5: Solve for x
    x = 52,665,570.14/7,566.48
  6. Step 6: Final answer
    x = 6,960.38

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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.