Home / 10,943.51-15,101.16-6,466.46

Finding the Fourth Proportional to 10,943.51, 15,101.16 and 6,466.46

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Solution

The fourth proportional to 10,943.51, 15,101.16 and 6,466.46 is: 8,923.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,943.51 : 15,101.16 = 6,466.46 : x
  2. Step 2: Convert to fraction form
    10,943.51/15,101.16 = 6,466.46/x
  3. Step 3: Cross multiply
    10,943.51x = 15,101.16 × 6,466.46
  4. Step 4: Simplify right side
    10,943.51x = 97,651,008.00
  5. Step 5: Solve for x
    x = 97,651,008.00/10,943.51
  6. Step 6: Final answer
    x = 8,923.19

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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.