Home / 10,718.33-14,787.86-6,944.40

Finding the Fourth Proportional to 10,718.33, 14,787.86 and 6,944.40

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Solution

The fourth proportional to 10,718.33, 14,787.86 and 6,944.40 is: 9,581.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,718.33 : 14,787.86 = 6,944.40 : x
  2. Step 2: Convert to fraction form
    10,718.33/14,787.86 = 6,944.40/x
  3. Step 3: Cross multiply
    10,718.33x = 14,787.86 × 6,944.40
  4. Step 4: Simplify right side
    10,718.33x = 102,692,780.26
  5. Step 5: Solve for x
    x = 102,692,780.26/10,718.33
  6. Step 6: Final answer
    x = 9,581.05

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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.