Home / 4,788.31-6,607.99-2,900.23

Finding the Fourth Proportional to 4,788.31, 6,607.99 and 2,900.23

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Solution

The fourth proportional to 4,788.31, 6,607.99 and 2,900.23 is: 4,002.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,788.31 : 6,607.99 = 2,900.23 : x
  2. Step 2: Convert to fraction form
    4,788.31/6,607.99 = 2,900.23/x
  3. Step 3: Cross multiply
    4,788.31x = 6,607.99 × 2,900.23
  4. Step 4: Simplify right side
    4,788.31x = 19,164,702.72
  5. Step 5: Solve for x
    x = 19,164,702.72/4,788.31
  6. Step 6: Final answer
    x = 4,002.40

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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.