Home / 10,886.36-16,329.18-4,730.36

Finding the Fourth Proportional to 10,886.36, 16,329.18 and 4,730.36

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Solution

The fourth proportional to 10,886.36, 16,329.18 and 4,730.36 is: 7,095.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,886.36 : 16,329.18 = 4,730.36 : x
  2. Step 2: Convert to fraction form
    10,886.36/16,329.18 = 4,730.36/x
  3. Step 3: Cross multiply
    10,886.36x = 16,329.18 × 4,730.36
  4. Step 4: Simplify right side
    10,886.36x = 77,242,899.90
  5. Step 5: Solve for x
    x = 77,242,899.90/10,886.36
  6. Step 6: Final answer
    x = 7,095.38

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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.