Home / 4,386.88-6,580.36-1,267.16

Finding the Fourth Proportional to 4,386.88, 6,580.36 and 1,267.16

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Solution

The fourth proportional to 4,386.88, 6,580.36 and 1,267.16 is: 1,900.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.88 : 6,580.36 = 1,267.16 : x
  2. Step 2: Convert to fraction form
    4,386.88/6,580.36 = 1,267.16/x
  3. Step 3: Cross multiply
    4,386.88x = 6,580.36 × 1,267.16
  4. Step 4: Simplify right side
    4,386.88x = 8,338,368.98
  5. Step 5: Solve for x
    x = 8,338,368.98/4,386.88
  6. Step 6: Final answer
    x = 1,900.75

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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.