Home / 2,127.07-2,937.60-1,895.16

Finding the Fourth Proportional to 2,127.07, 2,937.60 and 1,895.16

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Solution

The fourth proportional to 2,127.07, 2,937.60 and 1,895.16 is: 2,617.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127.07 : 2,937.60 = 1,895.16 : x
  2. Step 2: Convert to fraction form
    2,127.07/2,937.60 = 1,895.16/x
  3. Step 3: Cross multiply
    2,127.07x = 2,937.60 × 1,895.16
  4. Step 4: Simplify right side
    2,127.07x = 5,567,216.51
  5. Step 5: Solve for x
    x = 5,567,216.51/2,127.07
  6. Step 6: Final answer
    x = 2,617.32

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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.