Home / 7,070.14-9,756.05-4,237.41

Finding the Fourth Proportional to 7,070.14, 9,756.05 and 4,237.41

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Solution

The fourth proportional to 7,070.14, 9,756.05 and 4,237.41 is: 5,847.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070.14 : 9,756.05 = 4,237.41 : x
  2. Step 2: Convert to fraction form
    7,070.14/9,756.05 = 4,237.41/x
  3. Step 3: Cross multiply
    7,070.14x = 9,756.05 × 4,237.41
  4. Step 4: Simplify right side
    7,070.14x = 41,340,399.23
  5. Step 5: Solve for x
    x = 41,340,399.23/7,070.14
  6. Step 6: Final answer
    x = 5,847.19

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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.