Home / 2,637.66-3,643.02-1,751.92

Finding the Fourth Proportional to 2,637.66, 3,643.02 and 1,751.92

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Solution

The fourth proportional to 2,637.66, 3,643.02 and 1,751.92 is: 2,419.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,637.66 : 3,643.02 = 1,751.92 : x
  2. Step 2: Convert to fraction form
    2,637.66/3,643.02 = 1,751.92/x
  3. Step 3: Cross multiply
    2,637.66x = 3,643.02 × 1,751.92
  4. Step 4: Simplify right side
    2,637.66x = 6,382,279.60
  5. Step 5: Solve for x
    x = 6,382,279.60/2,637.66
  6. Step 6: Final answer
    x = 2,419.67

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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.