Home / 4,761.60-6,571.02-2,637.28

Finding the Fourth Proportional to 4,761.60, 6,571.02 and 2,637.28

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Solution

The fourth proportional to 4,761.60, 6,571.02 and 2,637.28 is: 3,639.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,761.60 : 6,571.02 = 2,637.28 : x
  2. Step 2: Convert to fraction form
    4,761.60/6,571.02 = 2,637.28/x
  3. Step 3: Cross multiply
    4,761.60x = 6,571.02 × 2,637.28
  4. Step 4: Simplify right side
    4,761.60x = 17,329,619.63
  5. Step 5: Solve for x
    x = 17,329,619.63/4,761.60
  6. Step 6: Final answer
    x = 3,639.45

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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.