Home / 10,927.56-15,079.37-6,146.69

Finding the Fourth Proportional to 10,927.56, 15,079.37 and 6,146.69

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Solution

The fourth proportional to 10,927.56, 15,079.37 and 6,146.69 is: 8,482.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,927.56 : 15,079.37 = 6,146.69 : x
  2. Step 2: Convert to fraction form
    10,927.56/15,079.37 = 6,146.69/x
  3. Step 3: Cross multiply
    10,927.56x = 15,079.37 × 6,146.69
  4. Step 4: Simplify right side
    10,927.56x = 92,688,106.66
  5. Step 5: Solve for x
    x = 92,688,106.66/10,927.56
  6. Step 6: Final answer
    x = 8,482.05

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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.