Home / 10,653.32-15,983.01-4,330.16

Finding the Fourth Proportional to 10,653.32, 15,983.01 and 4,330.16

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Solution

The fourth proportional to 10,653.32, 15,983.01 and 4,330.16 is: 6,496.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,653.32 : 15,983.01 = 4,330.16 : x
  2. Step 2: Convert to fraction form
    10,653.32/15,983.01 = 4,330.16/x
  3. Step 3: Cross multiply
    10,653.32x = 15,983.01 × 4,330.16
  4. Step 4: Simplify right side
    10,653.32x = 69,208,910.67
  5. Step 5: Solve for x
    x = 69,208,910.67/10,653.32
  6. Step 6: Final answer
    x = 6,496.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.