Home / 10,817.02-16,211.39-5,547.58

Finding the Fourth Proportional to 10,817.02, 16,211.39 and 5,547.58

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Solution

The fourth proportional to 10,817.02, 16,211.39 and 5,547.58 is: 8,314.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,817.02 : 16,211.39 = 5,547.58 : x
  2. Step 2: Convert to fraction form
    10,817.02/16,211.39 = 5,547.58/x
  3. Step 3: Cross multiply
    10,817.02x = 16,211.39 × 5,547.58
  4. Step 4: Simplify right side
    10,817.02x = 89,933,982.94
  5. Step 5: Solve for x
    x = 89,933,982.94/10,817.02
  6. Step 6: Final answer
    x = 8,314.12

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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.