Home / 9,559.70-14,311.20-7,105.40

Finding the Fourth Proportional to 9,559.70, 14,311.20 and 7,105.40

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Solution

The fourth proportional to 9,559.70, 14,311.20 and 7,105.40 is: 10,637.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,559.70 : 14,311.20 = 7,105.40 : x
  2. Step 2: Convert to fraction form
    9,559.70/14,311.20 = 7,105.40/x
  3. Step 3: Cross multiply
    9,559.70x = 14,311.20 × 7,105.40
  4. Step 4: Simplify right side
    9,559.70x = 101,686,800.48
  5. Step 5: Solve for x
    x = 101,686,800.48/9,559.70
  6. Step 6: Final answer
    x = 10,637.03

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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.