Home / 10,322.78-14,247.51-6,130.22

Finding the Fourth Proportional to 10,322.78, 14,247.51 and 6,130.22

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Solution

The fourth proportional to 10,322.78, 14,247.51 and 6,130.22 is: 8,460.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,322.78 : 14,247.51 = 6,130.22 : x
  2. Step 2: Convert to fraction form
    10,322.78/14,247.51 = 6,130.22/x
  3. Step 3: Cross multiply
    10,322.78x = 14,247.51 × 6,130.22
  4. Step 4: Simplify right side
    10,322.78x = 87,340,370.75
  5. Step 5: Solve for x
    x = 87,340,370.75/10,322.78
  6. Step 6: Final answer
    x = 8,460.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.