Home / 4,205.60-5,803.56-2,317.20

Finding the Fourth Proportional to 4,205.60, 5,803.56 and 2,317.20

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Solution

The fourth proportional to 4,205.60, 5,803.56 and 2,317.20 is: 3,197.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,205.60 : 5,803.56 = 2,317.20 : x
  2. Step 2: Convert to fraction form
    4,205.60/5,803.56 = 2,317.20/x
  3. Step 3: Cross multiply
    4,205.60x = 5,803.56 × 2,317.20
  4. Step 4: Simplify right side
    4,205.60x = 13,448,009.23
  5. Step 5: Solve for x
    x = 13,448,009.23/4,205.60
  6. Step 6: Final answer
    x = 3,197.64

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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.