Home / 2,588.47-3,572.07-1,409.51

Finding the Fourth Proportional to 2,588.47, 3,572.07 and 1,409.51

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Solution

The fourth proportional to 2,588.47, 3,572.07 and 1,409.51 is: 1,945.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,588.47 : 3,572.07 = 1,409.51 : x
  2. Step 2: Convert to fraction form
    2,588.47/3,572.07 = 1,409.51/x
  3. Step 3: Cross multiply
    2,588.47x = 3,572.07 × 1,409.51
  4. Step 4: Simplify right side
    2,588.47x = 5,034,868.39
  5. Step 5: Solve for x
    x = 5,034,868.39/2,588.47
  6. Step 6: Final answer
    x = 1,945.11

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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.