Home / 2,526.90-3,487.57-2,106.57

Finding the Fourth Proportional to 2,526.90, 3,487.57 and 2,106.57

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Solution

The fourth proportional to 2,526.90, 3,487.57 and 2,106.57 is: 2,907.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,526.90 : 3,487.57 = 2,106.57 : x
  2. Step 2: Convert to fraction form
    2,526.90/3,487.57 = 2,106.57/x
  3. Step 3: Cross multiply
    2,526.90x = 3,487.57 × 2,106.57
  4. Step 4: Simplify right side
    2,526.90x = 7,346,830.00
  5. Step 5: Solve for x
    x = 7,346,830.00/2,526.90
  6. Step 6: Final answer
    x = 2,907.45

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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.