Home / 10,846.49-14,967.96-6,130.78

Finding the Fourth Proportional to 10,846.49, 14,967.96 and 6,130.78

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Solution

The fourth proportional to 10,846.49, 14,967.96 and 6,130.78 is: 8,460.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,846.49 : 14,967.96 = 6,130.78 : x
  2. Step 2: Convert to fraction form
    10,846.49/14,967.96 = 6,130.78/x
  3. Step 3: Cross multiply
    10,846.49x = 14,967.96 × 6,130.78
  4. Step 4: Simplify right side
    10,846.49x = 91,765,240.08
  5. Step 5: Solve for x
    x = 91,765,240.08/10,846.49
  6. Step 6: Final answer
    x = 8,460.36

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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.