Home / 11,859.30-16,366.18-6,554.46

Finding the Fourth Proportional to 11,859.30, 16,366.18 and 6,554.46

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Solution

The fourth proportional to 11,859.30, 16,366.18 and 6,554.46 is: 9,045.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,859.30 : 16,366.18 = 6,554.46 : x
  2. Step 2: Convert to fraction form
    11,859.30/16,366.18 = 6,554.46/x
  3. Step 3: Cross multiply
    11,859.30x = 16,366.18 × 6,554.46
  4. Step 4: Simplify right side
    11,859.30x = 107,271,472.16
  5. Step 5: Solve for x
    x = 107,271,472.16/11,859.30
  6. Step 6: Final answer
    x = 9,045.35

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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.