Home / 10,228.40-15,342.60-5,846.30

Finding the Fourth Proportional to 10,228.40, 15,342.60 and 5,846.30

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Solution

The fourth proportional to 10,228.40, 15,342.60 and 5,846.30 is: 8,769.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,228.40 : 15,342.60 = 5,846.30 : x
  2. Step 2: Convert to fraction form
    10,228.40/15,342.60 = 5,846.30/x
  3. Step 3: Cross multiply
    10,228.40x = 15,342.60 × 5,846.30
  4. Step 4: Simplify right side
    10,228.40x = 89,697,442.38
  5. Step 5: Solve for x
    x = 89,697,442.38/10,228.40
  6. Step 6: Final answer
    x = 8,769.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.