Home / 10,848.89-14,966.64-7,071.18

Finding the Fourth Proportional to 10,848.89, 14,966.64 and 7,071.18

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Solution

The fourth proportional to 10,848.89, 14,966.64 and 7,071.18 is: 9,755.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,848.89 : 14,966.64 = 7,071.18 : x
  2. Step 2: Convert to fraction form
    10,848.89/14,966.64 = 7,071.18/x
  3. Step 3: Cross multiply
    10,848.89x = 14,966.64 × 7,071.18
  4. Step 4: Simplify right side
    10,848.89x = 105,831,805.44
  5. Step 5: Solve for x
    x = 105,831,805.44/10,848.89
  6. Step 6: Final answer
    x = 9,755.08

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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.