Home / 4,608.40-6,360.48-3,036.40

Finding the Fourth Proportional to 4,608.40, 6,360.48 and 3,036.40

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Solution

The fourth proportional to 4,608.40, 6,360.48 and 3,036.40 is: 4,190.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608.40 : 6,360.48 = 3,036.40 : x
  2. Step 2: Convert to fraction form
    4,608.40/6,360.48 = 3,036.40/x
  3. Step 3: Cross multiply
    4,608.40x = 6,360.48 × 3,036.40
  4. Step 4: Simplify right side
    4,608.40x = 19,312,961.47
  5. Step 5: Solve for x
    x = 19,312,961.47/4,608.40
  6. Step 6: Final answer
    x = 4,190.82

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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.