Home / 7,000.15-10,485.83-4,811.35

Finding the Fourth Proportional to 7,000.15, 10,485.83 and 4,811.35

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Solution

The fourth proportional to 7,000.15, 10,485.83 and 4,811.35 is: 7,207.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000.15 : 10,485.83 = 4,811.35 : x
  2. Step 2: Convert to fraction form
    7,000.15/10,485.83 = 4,811.35/x
  3. Step 3: Cross multiply
    7,000.15x = 10,485.83 × 4,811.35
  4. Step 4: Simplify right side
    7,000.15x = 50,450,974.11
  5. Step 5: Solve for x
    x = 50,450,974.11/7,000.15
  6. Step 6: Final answer
    x = 7,207.13

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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.