Home / 4,673.22-7,009.75-1,388.53

Finding the Fourth Proportional to 4,673.22, 7,009.75 and 1,388.53

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Solution

The fourth proportional to 4,673.22, 7,009.75 and 1,388.53 is: 2,082.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,673.22 : 7,009.75 = 1,388.53 : x
  2. Step 2: Convert to fraction form
    4,673.22/7,009.75 = 1,388.53/x
  3. Step 3: Cross multiply
    4,673.22x = 7,009.75 × 1,388.53
  4. Step 4: Simplify right side
    4,673.22x = 9,733,248.17
  5. Step 5: Solve for x
    x = 9,733,248.17/4,673.22
  6. Step 6: Final answer
    x = 2,082.77

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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.