Home / 6,289.02-9,409.14-4,538.06

Finding the Fourth Proportional to 6,289.02, 9,409.14 and 4,538.06

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Solution

The fourth proportional to 6,289.02, 9,409.14 and 4,538.06 is: 6,789.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,289.02 : 9,409.14 = 4,538.06 : x
  2. Step 2: Convert to fraction form
    6,289.02/9,409.14 = 4,538.06/x
  3. Step 3: Cross multiply
    6,289.02x = 9,409.14 × 4,538.06
  4. Step 4: Simplify right side
    6,289.02x = 42,699,194.82
  5. Step 5: Solve for x
    x = 42,699,194.82/6,289.02
  6. Step 6: Final answer
    x = 6,789.48

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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.