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Finding the Fourth Proportional to 6,032.60, 9,048.60 and 3,111.20

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Solution

The fourth proportional to 6,032.60, 9,048.60 and 3,111.20 is: 4,666.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,032.60 : 9,048.60 = 3,111.20 : x
  2. Step 2: Convert to fraction form
    6,032.60/9,048.60 = 3,111.20/x
  3. Step 3: Cross multiply
    6,032.60x = 9,048.60 × 3,111.20
  4. Step 4: Simplify right side
    6,032.60x = 28,152,004.32
  5. Step 5: Solve for x
    x = 28,152,004.32/6,032.60
  6. Step 6: Final answer
    x = 4,666.65

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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.