Home / 9,128.28-12,597.02-4,936.53

Finding the Fourth Proportional to 9,128.28, 12,597.02 and 4,936.53

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Solution

The fourth proportional to 9,128.28, 12,597.02 and 4,936.53 is: 6,812.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,128.28 : 12,597.02 = 4,936.53 : x
  2. Step 2: Convert to fraction form
    9,128.28/12,597.02 = 4,936.53/x
  3. Step 3: Cross multiply
    9,128.28x = 12,597.02 × 4,936.53
  4. Step 4: Simplify right side
    9,128.28x = 62,185,504.16
  5. Step 5: Solve for x
    x = 62,185,504.16/9,128.28
  6. Step 6: Final answer
    x = 6,812.40

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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.