Home / 10,293.36-15,457.32-6,215.28

Finding the Fourth Proportional to 10,293.36, 15,457.32 and 6,215.28

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Solution

The fourth proportional to 10,293.36, 15,457.32 and 6,215.28 is: 9,333.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,293.36 : 15,457.32 = 6,215.28 : x
  2. Step 2: Convert to fraction form
    10,293.36/15,457.32 = 6,215.28/x
  3. Step 3: Cross multiply
    10,293.36x = 15,457.32 × 6,215.28
  4. Step 4: Simplify right side
    10,293.36x = 96,071,571.85
  5. Step 5: Solve for x
    x = 96,071,571.85/10,293.36
  6. Step 6: Final answer
    x = 9,333.35

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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.