Home / 4,020.63-6,030.66-1,247.23

Finding the Fourth Proportional to 4,020.63, 6,030.66 and 1,247.23

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Solution

The fourth proportional to 4,020.63, 6,030.66 and 1,247.23 is: 1,870.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.63 : 6,030.66 = 1,247.23 : x
  2. Step 2: Convert to fraction form
    4,020.63/6,030.66 = 1,247.23/x
  3. Step 3: Cross multiply
    4,020.63x = 6,030.66 × 1,247.23
  4. Step 4: Simplify right side
    4,020.63x = 7,521,641.50
  5. Step 5: Solve for x
    x = 7,521,641.50/4,020.63
  6. Step 6: Final answer
    x = 1,870.76

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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.