Home / 8,303.04-12,454.43-3,923.64

Finding the Fourth Proportional to 8,303.04, 12,454.43 and 3,923.64

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Solution

The fourth proportional to 8,303.04, 12,454.43 and 3,923.64 is: 5,885.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,303.04 : 12,454.43 = 3,923.64 : x
  2. Step 2: Convert to fraction form
    8,303.04/12,454.43 = 3,923.64/x
  3. Step 3: Cross multiply
    8,303.04x = 12,454.43 × 3,923.64
  4. Step 4: Simplify right side
    8,303.04x = 48,866,680.11
  5. Step 5: Solve for x
    x = 48,866,680.11/8,303.04
  6. Step 6: Final answer
    x = 5,885.40

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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.