Home / 9,316.94-13,975.88-3,077.51

Finding the Fourth Proportional to 9,316.94, 13,975.88 and 3,077.51

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Solution

The fourth proportional to 9,316.94, 13,975.88 and 3,077.51 is: 4,616.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,316.94 : 13,975.88 = 3,077.51 : x
  2. Step 2: Convert to fraction form
    9,316.94/13,975.88 = 3,077.51/x
  3. Step 3: Cross multiply
    9,316.94x = 13,975.88 × 3,077.51
  4. Step 4: Simplify right side
    9,316.94x = 43,010,825.19
  5. Step 5: Solve for x
    x = 43,010,825.19/9,316.94
  6. Step 6: Final answer
    x = 4,616.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.