Home / 5,454.25-7,526.87-2,970.25

Finding the Fourth Proportional to 5,454.25, 7,526.87 and 2,970.25

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Solution

The fourth proportional to 5,454.25, 7,526.87 and 2,970.25 is: 4,098.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.25 : 7,526.87 = 2,970.25 : x
  2. Step 2: Convert to fraction form
    5,454.25/7,526.87 = 2,970.25/x
  3. Step 3: Cross multiply
    5,454.25x = 7,526.87 × 2,970.25
  4. Step 4: Simplify right side
    5,454.25x = 22,356,670.77
  5. Step 5: Solve for x
    x = 22,356,670.77/5,454.25
  6. Step 6: Final answer
    x = 4,098.95

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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.