Home / 9,396.30-12,966.55-5,417.58

Finding the Fourth Proportional to 9,396.30, 12,966.55 and 5,417.58

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Solution

The fourth proportional to 9,396.30, 12,966.55 and 5,417.58 is: 7,476.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,396.30 : 12,966.55 = 5,417.58 : x
  2. Step 2: Convert to fraction form
    9,396.30/12,966.55 = 5,417.58/x
  3. Step 3: Cross multiply
    9,396.30x = 12,966.55 × 5,417.58
  4. Step 4: Simplify right side
    9,396.30x = 70,247,321.95
  5. Step 5: Solve for x
    x = 70,247,321.95/9,396.30
  6. Step 6: Final answer
    x = 7,476.06

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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.