Home / 8,039.98-11,095.78-4,637.54

Finding the Fourth Proportional to 8,039.98, 11,095.78 and 4,637.54

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Solution

The fourth proportional to 8,039.98, 11,095.78 and 4,637.54 is: 6,400.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,039.98 : 11,095.78 = 4,637.54 : x
  2. Step 2: Convert to fraction form
    8,039.98/11,095.78 = 4,637.54/x
  3. Step 3: Cross multiply
    8,039.98x = 11,095.78 × 4,637.54
  4. Step 4: Simplify right side
    8,039.98x = 51,457,123.58
  5. Step 5: Solve for x
    x = 51,457,123.58/8,039.98
  6. Step 6: Final answer
    x = 6,400.16

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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.