Home / 9,316.43-13,971.67-3,075.28

Finding the Fourth Proportional to 9,316.43, 13,971.67 and 3,075.28

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Solution

The fourth proportional to 9,316.43, 13,971.67 and 3,075.28 is: 4,611.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,316.43 : 13,971.67 = 3,075.28 : x
  2. Step 2: Convert to fraction form
    9,316.43/13,971.67 = 3,075.28/x
  3. Step 3: Cross multiply
    9,316.43x = 13,971.67 × 3,075.28
  4. Step 4: Simplify right side
    9,316.43x = 42,966,727.46
  5. Step 5: Solve for x
    x = 42,966,727.46/9,316.43
  6. Step 6: Final answer
    x = 4,611.93

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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.