Home / 10,530.18-14,530.08-6,054.12

Finding the Fourth Proportional to 10,530.18, 14,530.08 and 6,054.12

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Solution

The fourth proportional to 10,530.18, 14,530.08 and 6,054.12 is: 8,353.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,530.18 : 14,530.08 = 6,054.12 : x
  2. Step 2: Convert to fraction form
    10,530.18/14,530.08 = 6,054.12/x
  3. Step 3: Cross multiply
    10,530.18x = 14,530.08 × 6,054.12
  4. Step 4: Simplify right side
    10,530.18x = 87,966,847.93
  5. Step 5: Solve for x
    x = 87,966,847.93/10,530.18
  6. Step 6: Final answer
    x = 8,353.78

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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.