Home / 7,213.16-9,954.06-4,070.36

Finding the Fourth Proportional to 7,213.16, 9,954.06 and 4,070.36

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Solution

The fourth proportional to 7,213.16, 9,954.06 and 4,070.36 is: 5,617.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,213.16 : 9,954.06 = 4,070.36 : x
  2. Step 2: Convert to fraction form
    7,213.16/9,954.06 = 4,070.36/x
  3. Step 3: Cross multiply
    7,213.16x = 9,954.06 × 4,070.36
  4. Step 4: Simplify right side
    7,213.16x = 40,516,607.66
  5. Step 5: Solve for x
    x = 40,516,607.66/7,213.16
  6. Step 6: Final answer
    x = 5,617.04

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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.