Home / 5,090.07-7,632.54-1,802.70

Finding the Fourth Proportional to 5,090.07, 7,632.54 and 1,802.70

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Solution

The fourth proportional to 5,090.07, 7,632.54 and 1,802.70 is: 2,703.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090.07 : 7,632.54 = 1,802.70 : x
  2. Step 2: Convert to fraction form
    5,090.07/7,632.54 = 1,802.70/x
  3. Step 3: Cross multiply
    5,090.07x = 7,632.54 × 1,802.70
  4. Step 4: Simplify right side
    5,090.07x = 13,759,179.86
  5. Step 5: Solve for x
    x = 13,759,179.86/5,090.07
  6. Step 6: Final answer
    x = 2,703.14

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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.