Home / 5,090.76-7,024.86-2,852.34

Finding the Fourth Proportional to 5,090.76, 7,024.86 and 2,852.34

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Solution

The fourth proportional to 5,090.76, 7,024.86 and 2,852.34 is: 3,936.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,090.76 : 7,024.86 = 2,852.34 : x
  2. Step 2: Convert to fraction form
    5,090.76/7,024.86 = 2,852.34/x
  3. Step 3: Cross multiply
    5,090.76x = 7,024.86 × 2,852.34
  4. Step 4: Simplify right side
    5,090.76x = 20,037,289.17
  5. Step 5: Solve for x
    x = 20,037,289.17/5,090.76
  6. Step 6: Final answer
    x = 3,936.01

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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.