Home / 6,999.72-10,495.40-4,751.02

Finding the Fourth Proportional to 6,999.72, 10,495.40 and 4,751.02

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Solution

The fourth proportional to 6,999.72, 10,495.40 and 4,751.02 is: 7,123.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,999.72 : 10,495.40 = 4,751.02 : x
  2. Step 2: Convert to fraction form
    6,999.72/10,495.40 = 4,751.02/x
  3. Step 3: Cross multiply
    6,999.72x = 10,495.40 × 4,751.02
  4. Step 4: Simplify right side
    6,999.72x = 49,863,855.31
  5. Step 5: Solve for x
    x = 49,863,855.31/6,999.72
  6. Step 6: Final answer
    x = 7,123.69

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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.