Home / 9,707.28-14,554.08-3,779.60

Finding the Fourth Proportional to 9,707.28, 14,554.08 and 3,779.60

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Solution

The fourth proportional to 9,707.28, 14,554.08 and 3,779.60 is: 5,666.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,707.28 : 14,554.08 = 3,779.60 : x
  2. Step 2: Convert to fraction form
    9,707.28/14,554.08 = 3,779.60/x
  3. Step 3: Cross multiply
    9,707.28x = 14,554.08 × 3,779.60
  4. Step 4: Simplify right side
    9,707.28x = 55,008,528.00
  5. Step 5: Solve for x
    x = 55,008,528.00/9,707.28
  6. Step 6: Final answer
    x = 5,666.73

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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.