Home / 9,555.70-14,305.20-7,101.40

Finding the Fourth Proportional to 9,555.70, 14,305.20 and 7,101.40

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Solution

The fourth proportional to 9,555.70, 14,305.20 and 7,101.40 is: 10,631.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,555.70 : 14,305.20 = 7,101.40 : x
  2. Step 2: Convert to fraction form
    9,555.70/14,305.20 = 7,101.40/x
  3. Step 3: Cross multiply
    9,555.70x = 14,305.20 × 7,101.40
  4. Step 4: Simplify right side
    9,555.70x = 101,586,947.28
  5. Step 5: Solve for x
    x = 101,586,947.28/9,555.70
  6. Step 6: Final answer
    x = 10,631.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.