Home / 1,751.68-2,417.34-1,161.16

Finding the Fourth Proportional to 1,751.68, 2,417.34 and 1,161.16

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Solution

The fourth proportional to 1,751.68, 2,417.34 and 1,161.16 is: 1,602.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,751.68 : 2,417.34 = 1,161.16 : x
  2. Step 2: Convert to fraction form
    1,751.68/2,417.34 = 1,161.16/x
  3. Step 3: Cross multiply
    1,751.68x = 2,417.34 × 1,161.16
  4. Step 4: Simplify right side
    1,751.68x = 2,806,918.51
  5. Step 5: Solve for x
    x = 2,806,918.51/1,751.68
  6. Step 6: Final answer
    x = 1,602.42

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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.