Home / 2,899.58-4,345.20-1,803.30

Finding the Fourth Proportional to 2,899.58, 4,345.20 and 1,803.30

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Solution

The fourth proportional to 2,899.58, 4,345.20 and 1,803.30 is: 2,702.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,899.58 : 4,345.20 = 1,803.30 : x
  2. Step 2: Convert to fraction form
    2,899.58/4,345.20 = 1,803.30/x
  3. Step 3: Cross multiply
    2,899.58x = 4,345.20 × 1,803.30
  4. Step 4: Simplify right side
    2,899.58x = 7,835,699.16
  5. Step 5: Solve for x
    x = 7,835,699.16/2,899.58
  6. Step 6: Final answer
    x = 2,702.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.