Home / 7,055.02-9,735.93-3,911.14

Finding the Fourth Proportional to 7,055.02, 9,735.93 and 3,911.14

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Solution

The fourth proportional to 7,055.02, 9,735.93 and 3,911.14 is: 5,397.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,055.02 : 9,735.93 = 3,911.14 : x
  2. Step 2: Convert to fraction form
    7,055.02/9,735.93 = 3,911.14/x
  3. Step 3: Cross multiply
    7,055.02x = 9,735.93 × 3,911.14
  4. Step 4: Simplify right side
    7,055.02x = 38,078,585.26
  5. Step 5: Solve for x
    x = 38,078,585.26/7,055.02
  6. Step 6: Final answer
    x = 5,397.37

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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.