Home / 4,746.37-7,120.36-1,459.39

Finding the Fourth Proportional to 4,746.37, 7,120.36 and 1,459.39

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Solution

The fourth proportional to 4,746.37, 7,120.36 and 1,459.39 is: 2,189.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,746.37 : 7,120.36 = 1,459.39 : x
  2. Step 2: Convert to fraction form
    4,746.37/7,120.36 = 1,459.39/x
  3. Step 3: Cross multiply
    4,746.37x = 7,120.36 × 1,459.39
  4. Step 4: Simplify right side
    4,746.37x = 10,391,366.20
  5. Step 5: Solve for x
    x = 10,391,366.20/4,746.37
  6. Step 6: Final answer
    x = 2,189.33

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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.