Home / 6,988.24-9,646.14-4,337.20

Finding the Fourth Proportional to 6,988.24, 9,646.14 and 4,337.20

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Solution

The fourth proportional to 6,988.24, 9,646.14 and 4,337.20 is: 5,986.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,988.24 : 9,646.14 = 4,337.20 : x
  2. Step 2: Convert to fraction form
    6,988.24/9,646.14 = 4,337.20/x
  3. Step 3: Cross multiply
    6,988.24x = 9,646.14 × 4,337.20
  4. Step 4: Simplify right side
    6,988.24x = 41,837,238.41
  5. Step 5: Solve for x
    x = 41,837,238.41/6,988.24
  6. Step 6: Final answer
    x = 5,986.81

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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.