Home / 10,173.04-15,255.54-6,887.08

Finding the Fourth Proportional to 10,173.04, 15,255.54 and 6,887.08

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Solution

The fourth proportional to 10,173.04, 15,255.54 and 6,887.08 is: 10,327.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,173.04 : 15,255.54 = 6,887.08 : x
  2. Step 2: Convert to fraction form
    10,173.04/15,255.54 = 6,887.08/x
  3. Step 3: Cross multiply
    10,173.04x = 15,255.54 × 6,887.08
  4. Step 4: Simplify right side
    10,173.04x = 105,066,124.42
  5. Step 5: Solve for x
    x = 105,066,124.42/10,173.04
  6. Step 6: Final answer
    x = 10,327.90

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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.