Home / 10,475.34-15,714.83-4,235.10

Finding the Fourth Proportional to 10,475.34, 15,714.83 and 4,235.10

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Solution

The fourth proportional to 10,475.34, 15,714.83 and 4,235.10 is: 6,353.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,475.34 : 15,714.83 = 4,235.10 : x
  2. Step 2: Convert to fraction form
    10,475.34/15,714.83 = 4,235.10/x
  3. Step 3: Cross multiply
    10,475.34x = 15,714.83 × 4,235.10
  4. Step 4: Simplify right side
    10,475.34x = 66,553,876.53
  5. Step 5: Solve for x
    x = 66,553,876.53/10,475.34
  6. Step 6: Final answer
    x = 6,353.39

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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.