Home / 10,964.78-15,130.44-6,184.44

Finding the Fourth Proportional to 10,964.78, 15,130.44 and 6,184.44

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Solution

The fourth proportional to 10,964.78, 15,130.44 and 6,184.44 is: 8,533.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,964.78 : 15,130.44 = 6,184.44 : x
  2. Step 2: Convert to fraction form
    10,964.78/15,130.44 = 6,184.44/x
  3. Step 3: Cross multiply
    10,964.78x = 15,130.44 × 6,184.44
  4. Step 4: Simplify right side
    10,964.78x = 93,573,298.35
  5. Step 5: Solve for x
    x = 93,573,298.35/10,964.78
  6. Step 6: Final answer
    x = 8,533.99

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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.