Home / 10,285.45-15,432.23-6,127.39

Finding the Fourth Proportional to 10,285.45, 15,432.23 and 6,127.39

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Solution

The fourth proportional to 10,285.45, 15,432.23 and 6,127.39 is: 9,193.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,285.45 : 15,432.23 = 6,127.39 : x
  2. Step 2: Convert to fraction form
    10,285.45/15,432.23 = 6,127.39/x
  3. Step 3: Cross multiply
    10,285.45x = 15,432.23 × 6,127.39
  4. Step 4: Simplify right side
    10,285.45x = 94,559,291.78
  5. Step 5: Solve for x
    x = 94,559,291.78/10,285.45
  6. Step 6: Final answer
    x = 9,193.50

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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.