Home / 10,631.08-15,975.78-6,483.07

Finding the Fourth Proportional to 10,631.08, 15,975.78 and 6,483.07

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Solution

The fourth proportional to 10,631.08, 15,975.78 and 6,483.07 is: 9,742.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,631.08 : 15,975.78 = 6,483.07 : x
  2. Step 2: Convert to fraction form
    10,631.08/15,975.78 = 6,483.07/x
  3. Step 3: Cross multiply
    10,631.08x = 15,975.78 × 6,483.07
  4. Step 4: Simplify right side
    10,631.08x = 103,572,100.04
  5. Step 5: Solve for x
    x = 103,572,100.04/10,631.08
  6. Step 6: Final answer
    x = 9,742.39

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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.