Home / 4,690.58-6,472.41-2,898.45

Finding the Fourth Proportional to 4,690.58, 6,472.41 and 2,898.45

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Solution

The fourth proportional to 4,690.58, 6,472.41 and 2,898.45 is: 3,999.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,690.58 : 6,472.41 = 2,898.45 : x
  2. Step 2: Convert to fraction form
    4,690.58/6,472.41 = 2,898.45/x
  3. Step 3: Cross multiply
    4,690.58x = 6,472.41 × 2,898.45
  4. Step 4: Simplify right side
    4,690.58x = 18,759,956.76
  5. Step 5: Solve for x
    x = 18,759,956.76/4,690.58
  6. Step 6: Final answer
    x = 3,999.50

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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.