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Finding the Fourth Proportional to 10,670.71, 14,726.22 and 5,955.29

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Solution

The fourth proportional to 10,670.71, 14,726.22 and 5,955.29 is: 8,218.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,670.71 : 14,726.22 = 5,955.29 : x
  2. Step 2: Convert to fraction form
    10,670.71/14,726.22 = 5,955.29/x
  3. Step 3: Cross multiply
    10,670.71x = 14,726.22 × 5,955.29
  4. Step 4: Simplify right side
    10,670.71x = 87,698,925.19
  5. Step 5: Solve for x
    x = 87,698,925.19/10,670.71
  6. Step 6: Final answer
    x = 8,218.66

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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.