Home / 12,116.50-18,182.40-6,573.70

Finding the Fourth Proportional to 12,116.50, 18,182.40 and 6,573.70

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Solution

The fourth proportional to 12,116.50, 18,182.40 and 6,573.70 is: 9,864.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,116.50 : 18,182.40 = 6,573.70 : x
  2. Step 2: Convert to fraction form
    12,116.50/18,182.40 = 6,573.70/x
  3. Step 3: Cross multiply
    12,116.50x = 18,182.40 × 6,573.70
  4. Step 4: Simplify right side
    12,116.50x = 119,525,642.88
  5. Step 5: Solve for x
    x = 119,525,642.88/12,116.50
  6. Step 6: Final answer
    x = 9,864.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.