Home / 5,686.29-8,525.40-2,173.34

Finding the Fourth Proportional to 5,686.29, 8,525.40 and 2,173.34

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Solution

The fourth proportional to 5,686.29, 8,525.40 and 2,173.34 is: 3,258.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,686.29 : 8,525.40 = 2,173.34 : x
  2. Step 2: Convert to fraction form
    5,686.29/8,525.40 = 2,173.34/x
  3. Step 3: Cross multiply
    5,686.29x = 8,525.40 × 2,173.34
  4. Step 4: Simplify right side
    5,686.29x = 18,528,582.18
  5. Step 5: Solve for x
    x = 18,528,582.18/5,686.29
  6. Step 6: Final answer
    x = 3,258.46

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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.