Home / 9,267.16-12,789-5,075.41

Finding the Fourth Proportional to 9,267.16, 12,789 and 5,075.41

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Solution

The fourth proportional to 9,267.16, 12,789 and 5,075.41 is: 7,004.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,267.16 : 12,789 = 5,075.41 : x
  2. Step 2: Convert to fraction form
    9,267.16/12,789 = 5,075.41/x
  3. Step 3: Cross multiply
    9,267.16x = 12,789 × 5,075.41
  4. Step 4: Simplify right side
    9,267.16x = 64,909,418.49
  5. Step 5: Solve for x
    x = 64,909,418.49/9,267.16
  6. Step 6: Final answer
    x = 7,004.24

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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.