Home / 10,753.20-14,840.28-6,038.64

Finding the Fourth Proportional to 10,753.20, 14,840.28 and 6,038.64

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Solution

The fourth proportional to 10,753.20, 14,840.28 and 6,038.64 is: 8,333.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,753.20 : 14,840.28 = 6,038.64 : x
  2. Step 2: Convert to fraction form
    10,753.20/14,840.28 = 6,038.64/x
  3. Step 3: Cross multiply
    10,753.20x = 14,840.28 × 6,038.64
  4. Step 4: Simplify right side
    10,753.20x = 89,615,108.42
  5. Step 5: Solve for x
    x = 89,615,108.42/10,753.20
  6. Step 6: Final answer
    x = 8,333.81

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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.