Home / 4,271.22-6,373.76-3,779.15

Finding the Fourth Proportional to 4,271.22, 6,373.76 and 3,779.15

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Solution

The fourth proportional to 4,271.22, 6,373.76 and 3,779.15 is: 5,639.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.22 : 6,373.76 = 3,779.15 : x
  2. Step 2: Convert to fraction form
    4,271.22/6,373.76 = 3,779.15/x
  3. Step 3: Cross multiply
    4,271.22x = 6,373.76 × 3,779.15
  4. Step 4: Simplify right side
    4,271.22x = 24,087,344.34
  5. Step 5: Solve for x
    x = 24,087,344.34/4,271.22
  6. Step 6: Final answer
    x = 5,639.45

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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.