Home / 6,521.72-8,996.26-4,127.32

Finding the Fourth Proportional to 6,521.72, 8,996.26 and 4,127.32

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Solution

The fourth proportional to 6,521.72, 8,996.26 and 4,127.32 is: 5,693.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,521.72 : 8,996.26 = 4,127.32 : x
  2. Step 2: Convert to fraction form
    6,521.72/8,996.26 = 4,127.32/x
  3. Step 3: Cross multiply
    6,521.72x = 8,996.26 × 4,127.32
  4. Step 4: Simplify right side
    6,521.72x = 37,130,443.82
  5. Step 5: Solve for x
    x = 37,130,443.82/6,521.72
  6. Step 6: Final answer
    x = 5,693.35

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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.