Home / 10,261.49-14,161.01-5,785.46

Finding the Fourth Proportional to 10,261.49, 14,161.01 and 5,785.46

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Solution

The fourth proportional to 10,261.49, 14,161.01 and 5,785.46 is: 7,984.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,261.49 : 14,161.01 = 5,785.46 : x
  2. Step 2: Convert to fraction form
    10,261.49/14,161.01 = 5,785.46/x
  3. Step 3: Cross multiply
    10,261.49x = 14,161.01 × 5,785.46
  4. Step 4: Simplify right side
    10,261.49x = 81,927,857.18
  5. Step 5: Solve for x
    x = 81,927,857.18/10,261.49
  6. Step 6: Final answer
    x = 7,984.02

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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.