Home / 5,653.06-8,477.91-2,140.46

Finding the Fourth Proportional to 5,653.06, 8,477.91 and 2,140.46

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Solution

The fourth proportional to 5,653.06, 8,477.91 and 2,140.46 is: 3,210.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,653.06 : 8,477.91 = 2,140.46 : x
  2. Step 2: Convert to fraction form
    5,653.06/8,477.91 = 2,140.46/x
  3. Step 3: Cross multiply
    5,653.06x = 8,477.91 × 2,140.46
  4. Step 4: Simplify right side
    5,653.06x = 18,146,627.24
  5. Step 5: Solve for x
    x = 18,146,627.24/5,653.06
  6. Step 6: Final answer
    x = 3,210.05

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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.