Home / 9,455.72-14,192.35-4,779.03

Finding the Fourth Proportional to 9,455.72, 14,192.35 and 4,779.03

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Solution

The fourth proportional to 9,455.72, 14,192.35 and 4,779.03 is: 7,172.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.72 : 14,192.35 = 4,779.03 : x
  2. Step 2: Convert to fraction form
    9,455.72/14,192.35 = 4,779.03/x
  3. Step 3: Cross multiply
    9,455.72x = 14,192.35 × 4,779.03
  4. Step 4: Simplify right side
    9,455.72x = 67,825,707.69
  5. Step 5: Solve for x
    x = 67,825,707.69/9,455.72
  6. Step 6: Final answer
    x = 7,172.98

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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.