Home / 4,315.21-5,955.63-2,637.60

Finding the Fourth Proportional to 4,315.21, 5,955.63 and 2,637.60

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Solution

The fourth proportional to 4,315.21, 5,955.63 and 2,637.60 is: 3,640.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,315.21 : 5,955.63 = 2,637.60 : x
  2. Step 2: Convert to fraction form
    4,315.21/5,955.63 = 2,637.60/x
  3. Step 3: Cross multiply
    4,315.21x = 5,955.63 × 2,637.60
  4. Step 4: Simplify right side
    4,315.21x = 15,708,569.69
  5. Step 5: Solve for x
    x = 15,708,569.69/4,315.21
  6. Step 6: Final answer
    x = 3,640.28

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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.