Home / 10,595.12-15,890.40-4,353.56

Finding the Fourth Proportional to 10,595.12, 15,890.40 and 4,353.56

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Solution

The fourth proportional to 10,595.12, 15,890.40 and 4,353.56 is: 6,529.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,595.12 : 15,890.40 = 4,353.56 : x
  2. Step 2: Convert to fraction form
    10,595.12/15,890.40 = 4,353.56/x
  3. Step 3: Cross multiply
    10,595.12x = 15,890.40 × 4,353.56
  4. Step 4: Simplify right side
    10,595.12x = 69,179,809.82
  5. Step 5: Solve for x
    x = 69,179,809.82/10,595.12
  6. Step 6: Final answer
    x = 6,529.40

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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.