Home / 12,187.29-16,818.57-6,598.29

Finding the Fourth Proportional to 12,187.29, 16,818.57 and 6,598.29

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Solution

The fourth proportional to 12,187.29, 16,818.57 and 6,598.29 is: 9,105.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,187.29 : 16,818.57 = 6,598.29 : x
  2. Step 2: Convert to fraction form
    12,187.29/16,818.57 = 6,598.29/x
  3. Step 3: Cross multiply
    12,187.29x = 16,818.57 × 6,598.29
  4. Step 4: Simplify right side
    12,187.29x = 110,973,802.25
  5. Step 5: Solve for x
    x = 110,973,802.25/12,187.29
  6. Step 6: Final answer
    x = 9,105.70

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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.