Home / 5,257.04-7,256.40-4,191.08

Finding the Fourth Proportional to 5,257.04, 7,256.40 and 4,191.08

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Solution

The fourth proportional to 5,257.04, 7,256.40 and 4,191.08 is: 5,785.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.04 : 7,256.40 = 4,191.08 : x
  2. Step 2: Convert to fraction form
    5,257.04/7,256.40 = 4,191.08/x
  3. Step 3: Cross multiply
    5,257.04x = 7,256.40 × 4,191.08
  4. Step 4: Simplify right side
    5,257.04x = 30,412,152.91
  5. Step 5: Solve for x
    x = 30,412,152.91/5,257.04
  6. Step 6: Final answer
    x = 5,785.03

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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.