Home / 3,526.93-5,290.44-2,431.00

Finding the Fourth Proportional to 3,526.93, 5,290.44 and 2,431.00

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Solution

The fourth proportional to 3,526.93, 5,290.44 and 2,431.00 is: 3,646.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,526.93 : 5,290.44 = 2,431.00 : x
  2. Step 2: Convert to fraction form
    3,526.93/5,290.44 = 2,431.00/x
  3. Step 3: Cross multiply
    3,526.93x = 5,290.44 × 2,431.00
  4. Step 4: Simplify right side
    3,526.93x = 12,861,070.81
  5. Step 5: Solve for x
    x = 12,861,070.81/3,526.93
  6. Step 6: Final answer
    x = 3,646.53

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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.