Home / 4,721.36-6,515-2,596.64

Finding the Fourth Proportional to 4,721.36, 6,515 and 2,596.64

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Solution

The fourth proportional to 4,721.36, 6,515 and 2,596.64 is: 3,583.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,721.36 : 6,515 = 2,596.64 : x
  2. Step 2: Convert to fraction form
    4,721.36/6,515 = 2,596.64/x
  3. Step 3: Cross multiply
    4,721.36x = 6,515 × 2,596.64
  4. Step 4: Simplify right side
    4,721.36x = 16,917,109.60
  5. Step 5: Solve for x
    x = 16,917,109.60/4,721.36
  6. Step 6: Final answer
    x = 3,583.10

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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.