Home / 2,901.77-4,004.49-1,707.63

Finding the Fourth Proportional to 2,901.77, 4,004.49 and 1,707.63

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Solution

The fourth proportional to 2,901.77, 4,004.49 and 1,707.63 is: 2,356.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,901.77 : 4,004.49 = 1,707.63 : x
  2. Step 2: Convert to fraction form
    2,901.77/4,004.49 = 1,707.63/x
  3. Step 3: Cross multiply
    2,901.77x = 4,004.49 × 1,707.63
  4. Step 4: Simplify right side
    2,901.77x = 6,838,187.26
  5. Step 5: Solve for x
    x = 6,838,187.26/2,901.77
  6. Step 6: Final answer
    x = 2,356.56

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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.