Home / 9,734.69-13,433.64-5,485.70

Finding the Fourth Proportional to 9,734.69, 13,433.64 and 5,485.70

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Solution

The fourth proportional to 9,734.69, 13,433.64 and 5,485.70 is: 7,570.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,734.69 : 13,433.64 = 5,485.70 : x
  2. Step 2: Convert to fraction form
    9,734.69/13,433.64 = 5,485.70/x
  3. Step 3: Cross multiply
    9,734.69x = 13,433.64 × 5,485.70
  4. Step 4: Simplify right side
    9,734.69x = 73,692,918.95
  5. Step 5: Solve for x
    x = 73,692,918.95/9,734.69
  6. Step 6: Final answer
    x = 7,570.14

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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.