Home / 10,380.18-14,325.06-5,904.34

Finding the Fourth Proportional to 10,380.18, 14,325.06 and 5,904.34

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Solution

The fourth proportional to 10,380.18, 14,325.06 and 5,904.34 is: 8,148.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,380.18 : 14,325.06 = 5,904.34 : x
  2. Step 2: Convert to fraction form
    10,380.18/14,325.06 = 5,904.34/x
  3. Step 3: Cross multiply
    10,380.18x = 14,325.06 × 5,904.34
  4. Step 4: Simplify right side
    10,380.18x = 84,580,024.76
  5. Step 5: Solve for x
    x = 84,580,024.76/10,380.18
  6. Step 6: Final answer
    x = 8,148.22

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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.