Home / 5,720.29-8,564.83-4,329.42

Finding the Fourth Proportional to 5,720.29, 8,564.83 and 4,329.42

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Solution

The fourth proportional to 5,720.29, 8,564.83 and 4,329.42 is: 6,482.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,720.29 : 8,564.83 = 4,329.42 : x
  2. Step 2: Convert to fraction form
    5,720.29/8,564.83 = 4,329.42/x
  3. Step 3: Cross multiply
    5,720.29x = 8,564.83 × 4,329.42
  4. Step 4: Simplify right side
    5,720.29x = 37,080,746.30
  5. Step 5: Solve for x
    x = 37,080,746.30/5,720.29
  6. Step 6: Final answer
    x = 6,482.32

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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.