Home / 7,090.73-10,632.55-4,130.18

Finding the Fourth Proportional to 7,090.73, 10,632.55 and 4,130.18

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Solution

The fourth proportional to 7,090.73, 10,632.55 and 4,130.18 is: 6,193.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,090.73 : 10,632.55 = 4,130.18 : x
  2. Step 2: Convert to fraction form
    7,090.73/10,632.55 = 4,130.18/x
  3. Step 3: Cross multiply
    7,090.73x = 10,632.55 × 4,130.18
  4. Step 4: Simplify right side
    7,090.73x = 43,914,324.71
  5. Step 5: Solve for x
    x = 43,914,324.71/7,090.73
  6. Step 6: Final answer
    x = 6,193.20

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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.