Home / 5,678.02-8,498.85-3,038.95

Finding the Fourth Proportional to 5,678.02, 8,498.85 and 3,038.95

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Solution

The fourth proportional to 5,678.02, 8,498.85 and 3,038.95 is: 4,548.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678.02 : 8,498.85 = 3,038.95 : x
  2. Step 2: Convert to fraction form
    5,678.02/8,498.85 = 3,038.95/x
  3. Step 3: Cross multiply
    5,678.02x = 8,498.85 × 3,038.95
  4. Step 4: Simplify right side
    5,678.02x = 25,827,580.21
  5. Step 5: Solve for x
    x = 25,827,580.21/5,678.02
  6. Step 6: Final answer
    x = 4,548.69

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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.