Home / 6,885.03-10,327.56-1,887.45

Finding the Fourth Proportional to 6,885.03, 10,327.56 and 1,887.45

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Solution

The fourth proportional to 6,885.03, 10,327.56 and 1,887.45 is: 2,831.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,885.03 : 10,327.56 = 1,887.45 : x
  2. Step 2: Convert to fraction form
    6,885.03/10,327.56 = 1,887.45/x
  3. Step 3: Cross multiply
    6,885.03x = 10,327.56 × 1,887.45
  4. Step 4: Simplify right side
    6,885.03x = 19,492,707.32
  5. Step 5: Solve for x
    x = 19,492,707.32/6,885.03
  6. Step 6: Final answer
    x = 2,831.17

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Similar ratio
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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.