Home / 7,050.91-10,575.54-1,857.19

Finding the Fourth Proportional to 7,050.91, 10,575.54 and 1,857.19

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Solution

The fourth proportional to 7,050.91, 10,575.54 and 1,857.19 is: 2,785.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,050.91 : 10,575.54 = 1,857.19 : x
  2. Step 2: Convert to fraction form
    7,050.91/10,575.54 = 1,857.19/x
  3. Step 3: Cross multiply
    7,050.91x = 10,575.54 × 1,857.19
  4. Step 4: Simplify right side
    7,050.91x = 19,640,787.13
  5. Step 5: Solve for x
    x = 19,640,787.13/7,050.91
  6. Step 6: Final answer
    x = 2,785.57

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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.