Home / 3,051.39-4,210.86-1,707.02

Finding the Fourth Proportional to 3,051.39, 4,210.86 and 1,707.02

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Solution

The fourth proportional to 3,051.39, 4,210.86 and 1,707.02 is: 2,355.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,051.39 : 4,210.86 = 1,707.02 : x
  2. Step 2: Convert to fraction form
    3,051.39/4,210.86 = 1,707.02/x
  3. Step 3: Cross multiply
    3,051.39x = 4,210.86 × 1,707.02
  4. Step 4: Simplify right side
    3,051.39x = 7,188,001.18
  5. Step 5: Solve for x
    x = 7,188,001.18/3,051.39
  6. Step 6: Final answer
    x = 2,355.65

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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.