Home / 6,021.45-9,030.72-1,638.93

Finding the Fourth Proportional to 6,021.45, 9,030.72 and 1,638.93

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Solution

The fourth proportional to 6,021.45, 9,030.72 and 1,638.93 is: 2,458.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,021.45 : 9,030.72 = 1,638.93 : x
  2. Step 2: Convert to fraction form
    6,021.45/9,030.72 = 1,638.93/x
  3. Step 3: Cross multiply
    6,021.45x = 9,030.72 × 1,638.93
  4. Step 4: Simplify right side
    6,021.45x = 14,800,717.93
  5. Step 5: Solve for x
    x = 14,800,717.93/6,021.45
  6. Step 6: Final answer
    x = 2,458.00

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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.