Home / 12,011.07-16,574.58-6,706.22

Finding the Fourth Proportional to 12,011.07, 16,574.58 and 6,706.22

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Solution

The fourth proportional to 12,011.07, 16,574.58 and 6,706.22 is: 9,254.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,011.07 : 16,574.58 = 6,706.22 : x
  2. Step 2: Convert to fraction form
    12,011.07/16,574.58 = 6,706.22/x
  3. Step 3: Cross multiply
    12,011.07x = 16,574.58 × 6,706.22
  4. Step 4: Simplify right side
    12,011.07x = 111,152,779.89
  5. Step 5: Solve for x
    x = 111,152,779.89/12,011.07
  6. Step 6: Final answer
    x = 9,254.19

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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.