Home / 4,187.14-6,280.44-1,590.01

Finding the Fourth Proportional to 4,187.14, 6,280.44 and 1,590.01

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Solution

The fourth proportional to 4,187.14, 6,280.44 and 1,590.01 is: 2,384.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,187.14 : 6,280.44 = 1,590.01 : x
  2. Step 2: Convert to fraction form
    4,187.14/6,280.44 = 1,590.01/x
  3. Step 3: Cross multiply
    4,187.14x = 6,280.44 × 1,590.01
  4. Step 4: Simplify right side
    4,187.14x = 9,985,962.40
  5. Step 5: Solve for x
    x = 9,985,962.40/4,187.14
  6. Step 6: Final answer
    x = 2,384.91

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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.