Home / 4,088.42-5,641.70-2,320.32

Finding the Fourth Proportional to 4,088.42, 5,641.70 and 2,320.32

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Solution

The fourth proportional to 4,088.42, 5,641.70 and 2,320.32 is: 3,201.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.42 : 5,641.70 = 2,320.32 : x
  2. Step 2: Convert to fraction form
    4,088.42/5,641.70 = 2,320.32/x
  3. Step 3: Cross multiply
    4,088.42x = 5,641.70 × 2,320.32
  4. Step 4: Simplify right side
    4,088.42x = 13,090,549.34
  5. Step 5: Solve for x
    x = 13,090,549.34/4,088.42
  6. Step 6: Final answer
    x = 3,201.86

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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.