Home / 12,085.23-16,670.64-7,048.97

Finding the Fourth Proportional to 12,085.23, 16,670.64 and 7,048.97

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Solution

The fourth proportional to 12,085.23, 16,670.64 and 7,048.97 is: 9,723.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,085.23 : 16,670.64 = 7,048.97 : x
  2. Step 2: Convert to fraction form
    12,085.23/16,670.64 = 7,048.97/x
  3. Step 3: Cross multiply
    12,085.23x = 16,670.64 × 7,048.97
  4. Step 4: Simplify right side
    12,085.23x = 117,510,881.13
  5. Step 5: Solve for x
    x = 117,510,881.13/12,085.23
  6. Step 6: Final answer
    x = 9,723.52

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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.