Home / 2,582.08-3,554.08-2,157.77

Finding the Fourth Proportional to 2,582.08, 3,554.08 and 2,157.77

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Solution

The fourth proportional to 2,582.08, 3,554.08 and 2,157.77 is: 2,970.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,582.08 : 3,554.08 = 2,157.77 : x
  2. Step 2: Convert to fraction form
    2,582.08/3,554.08 = 2,157.77/x
  3. Step 3: Cross multiply
    2,582.08x = 3,554.08 × 2,157.77
  4. Step 4: Simplify right side
    2,582.08x = 7,668,890.69
  5. Step 5: Solve for x
    x = 7,668,890.69/2,582.08
  6. Step 6: Final answer
    x = 2,970.05

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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.