Home / 7,762.16-11,636.36-5,565.36

Finding the Fourth Proportional to 7,762.16, 11,636.36 and 5,565.36

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Solution

The fourth proportional to 7,762.16, 11,636.36 and 5,565.36 is: 8,343.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,762.16 : 11,636.36 = 5,565.36 : x
  2. Step 2: Convert to fraction form
    7,762.16/11,636.36 = 5,565.36/x
  3. Step 3: Cross multiply
    7,762.16x = 11,636.36 × 5,565.36
  4. Step 4: Simplify right side
    7,762.16x = 64,760,532.49
  5. Step 5: Solve for x
    x = 64,760,532.49/7,762.16
  6. Step 6: Final answer
    x = 8,343.11

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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.