Home / 2,570.31-3,554.03-2,528.60

Finding the Fourth Proportional to 2,570.31, 3,554.03 and 2,528.60

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Solution

The fourth proportional to 2,570.31, 3,554.03 and 2,528.60 is: 3,496.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570.31 : 3,554.03 = 2,528.60 : x
  2. Step 2: Convert to fraction form
    2,570.31/3,554.03 = 2,528.60/x
  3. Step 3: Cross multiply
    2,570.31x = 3,554.03 × 2,528.60
  4. Step 4: Simplify right side
    2,570.31x = 8,986,689.84
  5. Step 5: Solve for x
    x = 8,986,689.84/2,570.31
  6. Step 6: Final answer
    x = 3,496.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.