Home / 10,466.78-14,439.96-6,688.97

Finding the Fourth Proportional to 10,466.78, 14,439.96 and 6,688.97

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Solution

The fourth proportional to 10,466.78, 14,439.96 and 6,688.97 is: 9,228.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,466.78 : 14,439.96 = 6,688.97 : x
  2. Step 2: Convert to fraction form
    10,466.78/14,439.96 = 6,688.97/x
  3. Step 3: Cross multiply
    10,466.78x = 14,439.96 × 6,688.97
  4. Step 4: Simplify right side
    10,466.78x = 96,588,459.24
  5. Step 5: Solve for x
    x = 96,588,459.24/10,466.78
  6. Step 6: Final answer
    x = 9,228.10

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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.