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Finding the Fourth Proportional to 10,707.95, 14,776.48 and 5,928.07

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Solution

The fourth proportional to 10,707.95, 14,776.48 and 5,928.07 is: 8,180.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,707.95 : 14,776.48 = 5,928.07 : x
  2. Step 2: Convert to fraction form
    10,707.95/14,776.48 = 5,928.07/x
  3. Step 3: Cross multiply
    10,707.95x = 14,776.48 × 5,928.07
  4. Step 4: Simplify right side
    10,707.95x = 87,596,007.79
  5. Step 5: Solve for x
    x = 87,596,007.79/10,707.95
  6. Step 6: Final answer
    x = 8,180.46

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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.