Home / 10,162.09-15,240.61-6,895.45

Finding the Fourth Proportional to 10,162.09, 15,240.61 and 6,895.45

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Solution

The fourth proportional to 10,162.09, 15,240.61 and 6,895.45 is: 10,341.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,162.09 : 15,240.61 = 6,895.45 : x
  2. Step 2: Convert to fraction form
    10,162.09/15,240.61 = 6,895.45/x
  3. Step 3: Cross multiply
    10,162.09x = 15,240.61 × 6,895.45
  4. Step 4: Simplify right side
    10,162.09x = 105,090,864.22
  5. Step 5: Solve for x
    x = 105,090,864.22/10,162.09
  6. Step 6: Final answer
    x = 10,341.46

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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.