Home / 10,727.20-14,803.51-6,535.45

Finding the Fourth Proportional to 10,727.20, 14,803.51 and 6,535.45

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Solution

The fourth proportional to 10,727.20, 14,803.51 and 6,535.45 is: 9,018.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,727.20 : 14,803.51 = 6,535.45 : x
  2. Step 2: Convert to fraction form
    10,727.20/14,803.51 = 6,535.45/x
  3. Step 3: Cross multiply
    10,727.20x = 14,803.51 × 6,535.45
  4. Step 4: Simplify right side
    10,727.20x = 96,747,599.43
  5. Step 5: Solve for x
    x = 96,747,599.43/10,727.20
  6. Step 6: Final answer
    x = 9,018.91

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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.