Home / 4,021.68-6,030.34-1,247.16

Finding the Fourth Proportional to 4,021.68, 6,030.34 and 1,247.16

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Solution

The fourth proportional to 4,021.68, 6,030.34 and 1,247.16 is: 1,870.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,021.68 : 6,030.34 = 1,247.16 : x
  2. Step 2: Convert to fraction form
    4,021.68/6,030.34 = 1,247.16/x
  3. Step 3: Cross multiply
    4,021.68x = 6,030.34 × 1,247.16
  4. Step 4: Simplify right side
    4,021.68x = 7,520,798.83
  5. Step 5: Solve for x
    x = 7,520,798.83/4,021.68
  6. Step 6: Final answer
    x = 1,870.06

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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.