Home / 12,058.40-16,639.08-6,752.36

Finding the Fourth Proportional to 12,058.40, 16,639.08 and 6,752.36

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Solution

The fourth proportional to 12,058.40, 16,639.08 and 6,752.36 is: 9,317.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,058.40 : 16,639.08 = 6,752.36 : x
  2. Step 2: Convert to fraction form
    12,058.40/16,639.08 = 6,752.36/x
  3. Step 3: Cross multiply
    12,058.40x = 16,639.08 × 6,752.36
  4. Step 4: Simplify right side
    12,058.40x = 112,352,975.03
  5. Step 5: Solve for x
    x = 112,352,975.03/12,058.40
  6. Step 6: Final answer
    x = 9,317.41

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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.