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Finding the Fourth Proportional to 6,710.91, 10,058.61 and 4,929.45

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Solution

The fourth proportional to 6,710.91, 10,058.61 and 4,929.45 is: 7,388.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,710.91 : 10,058.61 = 4,929.45 : x
  2. Step 2: Convert to fraction form
    6,710.91/10,058.61 = 4,929.45/x
  3. Step 3: Cross multiply
    6,710.91x = 10,058.61 × 4,929.45
  4. Step 4: Simplify right side
    6,710.91x = 49,583,415.06
  5. Step 5: Solve for x
    x = 49,583,415.06/6,710.91
  6. Step 6: Final answer
    x = 7,388.48

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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.