Home / 1,860.69-2,569.67-1,610.81

Finding the Fourth Proportional to 1,860.69, 2,569.67 and 1,610.81

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Solution

The fourth proportional to 1,860.69, 2,569.67 and 1,610.81 is: 2,224.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,860.69 : 2,569.67 = 1,610.81 : x
  2. Step 2: Convert to fraction form
    1,860.69/2,569.67 = 1,610.81/x
  3. Step 3: Cross multiply
    1,860.69x = 2,569.67 × 1,610.81
  4. Step 4: Simplify right side
    1,860.69x = 4,139,242.08
  5. Step 5: Solve for x
    x = 4,139,242.08/1,860.69
  6. Step 6: Final answer
    x = 2,224.57

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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.