Home / 5,312.00-7,969.01-2,538.89

Finding the Fourth Proportional to 5,312.00, 7,969.01 and 2,538.89

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Solution

The fourth proportional to 5,312.00, 7,969.01 and 2,538.89 is: 3,808.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312.00 : 7,969.01 = 2,538.89 : x
  2. Step 2: Convert to fraction form
    5,312.00/7,969.01 = 2,538.89/x
  3. Step 3: Cross multiply
    5,312.00x = 7,969.01 × 2,538.89
  4. Step 4: Simplify right side
    5,312.00x = 20,232,387.26
  5. Step 5: Solve for x
    x = 20,232,387.26/5,312.00
  6. Step 6: Final answer
    x = 3,808.81

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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.