Home / 1,751.76-2,417.58-1,053.36

Finding the Fourth Proportional to 1,751.76, 2,417.58 and 1,053.36

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Solution

The fourth proportional to 1,751.76, 2,417.58 and 1,053.36 is: 1,453.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751.76 : 2,417.58 = 1,053.36 : x
  2. Step 2: Convert to fraction form
    1,751.76/2,417.58 = 1,053.36/x
  3. Step 3: Cross multiply
    1,751.76x = 2,417.58 × 1,053.36
  4. Step 4: Simplify right side
    1,751.76x = 2,546,582.07
  5. Step 5: Solve for x
    x = 2,546,582.07/1,751.76
  6. Step 6: Final answer
    x = 1,453.73

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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.