Home / 9,603.04-13,251.72-5,411.56

Finding the Fourth Proportional to 9,603.04, 13,251.72 and 5,411.56

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Solution

The fourth proportional to 9,603.04, 13,251.72 and 5,411.56 is: 7,467.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,603.04 : 13,251.72 = 5,411.56 : x
  2. Step 2: Convert to fraction form
    9,603.04/13,251.72 = 5,411.56/x
  3. Step 3: Cross multiply
    9,603.04x = 13,251.72 × 5,411.56
  4. Step 4: Simplify right side
    9,603.04x = 71,712,477.88
  5. Step 5: Solve for x
    x = 71,712,477.88/9,603.04
  6. Step 6: Final answer
    x = 7,467.69

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1.5x scale

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.