Home / 7,022.48-10,533.74-1,828.35

Finding the Fourth Proportional to 7,022.48, 10,533.74 and 1,828.35

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Solution

The fourth proportional to 7,022.48, 10,533.74 and 1,828.35 is: 2,742.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,022.48 : 10,533.74 = 1,828.35 : x
  2. Step 2: Convert to fraction form
    7,022.48/10,533.74 = 1,828.35/x
  3. Step 3: Cross multiply
    7,022.48x = 10,533.74 × 1,828.35
  4. Step 4: Simplify right side
    7,022.48x = 19,259,354.39
  5. Step 5: Solve for x
    x = 19,259,354.39/7,022.48
  6. Step 6: Final answer
    x = 2,742.53

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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.