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Finding the Fourth Proportional to 10,710.36, 14,784.93 and 8,058.42

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Solution

The fourth proportional to 10,710.36, 14,784.93 and 8,058.42 is: 11,124.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,710.36 : 14,784.93 = 8,058.42 : x
  2. Step 2: Convert to fraction form
    10,710.36/14,784.93 = 8,058.42/x
  3. Step 3: Cross multiply
    10,710.36x = 14,784.93 × 8,058.42
  4. Step 4: Simplify right side
    10,710.36x = 119,143,175.61
  5. Step 5: Solve for x
    x = 119,143,175.61/10,710.36
  6. Step 6: Final answer
    x = 11,124.11

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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.