Home / 10,409.40-14,364.26-5,693.56

Finding the Fourth Proportional to 10,409.40, 14,364.26 and 5,693.56

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Solution

The fourth proportional to 10,409.40, 14,364.26 and 5,693.56 is: 7,856.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,409.40 : 14,364.26 = 5,693.56 : x
  2. Step 2: Convert to fraction form
    10,409.40/14,364.26 = 5,693.56/x
  3. Step 3: Cross multiply
    10,409.40x = 14,364.26 × 5,693.56
  4. Step 4: Simplify right side
    10,409.40x = 81,783,776.17
  5. Step 5: Solve for x
    x = 81,783,776.17/10,409.40
  6. Step 6: Final answer
    x = 7,856.72

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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.