Home / 10,645.94-14,690.28-6,557.09

Finding the Fourth Proportional to 10,645.94, 14,690.28 and 6,557.09

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Solution

The fourth proportional to 10,645.94, 14,690.28 and 6,557.09 is: 9,048.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,645.94 : 14,690.28 = 6,557.09 : x
  2. Step 2: Convert to fraction form
    10,645.94/14,690.28 = 6,557.09/x
  3. Step 3: Cross multiply
    10,645.94x = 14,690.28 × 6,557.09
  4. Step 4: Simplify right side
    10,645.94x = 96,325,488.09
  5. Step 5: Solve for x
    x = 96,325,488.09/10,645.94
  6. Step 6: Final answer
    x = 9,048.10

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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.