Home / 5,688.79-8,533.90-2,225.59

Finding the Fourth Proportional to 5,688.79, 8,533.90 and 2,225.59

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Solution

The fourth proportional to 5,688.79, 8,533.90 and 2,225.59 is: 3,338.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,688.79 : 8,533.90 = 2,225.59 : x
  2. Step 2: Convert to fraction form
    5,688.79/8,533.90 = 2,225.59/x
  3. Step 3: Cross multiply
    5,688.79x = 8,533.90 × 2,225.59
  4. Step 4: Simplify right side
    5,688.79x = 18,992,962.50
  5. Step 5: Solve for x
    x = 18,992,962.50/5,688.79
  6. Step 6: Final answer
    x = 3,338.66

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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.