Home / 5,020-6,927.60-3,030.60

Finding the Fourth Proportional to 5,020, 6,927.60 and 3,030.60

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Solution

The fourth proportional to 5,020, 6,927.60 and 3,030.60 is: 4,182.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020 : 6,927.60 = 3,030.60 : x
  2. Step 2: Convert to fraction form
    5,020/6,927.60 = 3,030.60/x
  3. Step 3: Cross multiply
    5,020x = 6,927.60 × 3,030.60
  4. Step 4: Simplify right side
    5,020x = 20,994,784.56
  5. Step 5: Solve for x
    x = 20,994,784.56/5,020
  6. Step 6: Final answer
    x = 4,182.23

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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.