Home / 9,860.40-13,602.24-6,673.80

Finding the Fourth Proportional to 9,860.40, 13,602.24 and 6,673.80

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Solution

The fourth proportional to 9,860.40, 13,602.24 and 6,673.80 is: 9,206.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,860.40 : 13,602.24 = 6,673.80 : x
  2. Step 2: Convert to fraction form
    9,860.40/13,602.24 = 6,673.80/x
  3. Step 3: Cross multiply
    9,860.40x = 13,602.24 × 6,673.80
  4. Step 4: Simplify right side
    9,860.40x = 90,778,629.31
  5. Step 5: Solve for x
    x = 90,778,629.31/9,860.40
  6. Step 6: Final answer
    x = 9,206.38

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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.