Home / 7,714.37-11,569.16-2,783.36

Finding the Fourth Proportional to 7,714.37, 11,569.16 and 2,783.36

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Solution

The fourth proportional to 7,714.37, 11,569.16 and 2,783.36 is: 4,174.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,714.37 : 11,569.16 = 2,783.36 : x
  2. Step 2: Convert to fraction form
    7,714.37/11,569.16 = 2,783.36/x
  3. Step 3: Cross multiply
    7,714.37x = 11,569.16 × 2,783.36
  4. Step 4: Simplify right side
    7,714.37x = 32,201,123.26
  5. Step 5: Solve for x
    x = 32,201,123.26/7,714.37
  6. Step 6: Final answer
    x = 4,174.18

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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.