Home / 7,237.44-10,834.56-6,486.40

Finding the Fourth Proportional to 7,237.44, 10,834.56 and 6,486.40

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Solution

The fourth proportional to 7,237.44, 10,834.56 and 6,486.40 is: 9,710.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237.44 : 10,834.56 = 6,486.40 : x
  2. Step 2: Convert to fraction form
    7,237.44/10,834.56 = 6,486.40/x
  3. Step 3: Cross multiply
    7,237.44x = 10,834.56 × 6,486.40
  4. Step 4: Simplify right side
    7,237.44x = 70,277,289.98
  5. Step 5: Solve for x
    x = 70,277,289.98/7,237.44
  6. Step 6: Final answer
    x = 9,710.24

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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.