Home / 10,421.01-14,387.96-6,173.45

Finding the Fourth Proportional to 10,421.01, 14,387.96 and 6,173.45

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Solution

The fourth proportional to 10,421.01, 14,387.96 and 6,173.45 is: 8,523.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,421.01 : 14,387.96 = 6,173.45 : x
  2. Step 2: Convert to fraction form
    10,421.01/14,387.96 = 6,173.45/x
  3. Step 3: Cross multiply
    10,421.01x = 14,387.96 × 6,173.45
  4. Step 4: Simplify right side
    10,421.01x = 88,823,248.85
  5. Step 5: Solve for x
    x = 88,823,248.85/10,421.01
  6. Step 6: Final answer
    x = 8,523.48

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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.