Home / 4,789.32-6,607.73-2,900.30

Finding the Fourth Proportional to 4,789.32, 6,607.73 and 2,900.30

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Solution

The fourth proportional to 4,789.32, 6,607.73 and 2,900.30 is: 4,001.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,789.32 : 6,607.73 = 2,900.30 : x
  2. Step 2: Convert to fraction form
    4,789.32/6,607.73 = 2,900.30/x
  3. Step 3: Cross multiply
    4,789.32x = 6,607.73 × 2,900.30
  4. Step 4: Simplify right side
    4,789.32x = 19,164,384.82
  5. Step 5: Solve for x
    x = 19,164,384.82/4,789.32
  6. Step 6: Final answer
    x = 4,001.48

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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.