Home / 6,240.36-9,360.54-1,623

Finding the Fourth Proportional to 6,240.36, 9,360.54 and 1,623

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Solution

The fourth proportional to 6,240.36, 9,360.54 and 1,623 is: 2,434.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,240.36 : 9,360.54 = 1,623 : x
  2. Step 2: Convert to fraction form
    6,240.36/9,360.54 = 1,623/x
  3. Step 3: Cross multiply
    6,240.36x = 9,360.54 × 1,623
  4. Step 4: Simplify right side
    6,240.36x = 15,192,156.42
  5. Step 5: Solve for x
    x = 15,192,156.42/6,240.36
  6. Step 6: Final answer
    x = 2,434.50

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Double scale
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Similar ratio
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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.