Home / 6,018.09-8,980.67-5,289.16

Finding the Fourth Proportional to 6,018.09, 8,980.67 and 5,289.16

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Solution

The fourth proportional to 6,018.09, 8,980.67 and 5,289.16 is: 7,892.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,018.09 : 8,980.67 = 5,289.16 : x
  2. Step 2: Convert to fraction form
    6,018.09/8,980.67 = 5,289.16/x
  3. Step 3: Cross multiply
    6,018.09x = 8,980.67 × 5,289.16
  4. Step 4: Simplify right side
    6,018.09x = 47,500,200.54
  5. Step 5: Solve for x
    x = 47,500,200.54/6,018.09
  6. Step 6: Final answer
    x = 7,892.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.