Home / 10,680.98-16,022.63-6,547.55

Finding the Fourth Proportional to 10,680.98, 16,022.63 and 6,547.55

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Solution

The fourth proportional to 10,680.98, 16,022.63 and 6,547.55 is: 9,822.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,680.98 : 16,022.63 = 6,547.55 : x
  2. Step 2: Convert to fraction form
    10,680.98/16,022.63 = 6,547.55/x
  3. Step 3: Cross multiply
    10,680.98x = 16,022.63 × 6,547.55
  4. Step 4: Simplify right side
    10,680.98x = 104,908,907.31
  5. Step 5: Solve for x
    x = 104,908,907.31/10,680.98
  6. Step 6: Final answer
    x = 9,822.03

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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.