Home / 10,551.98-14,557.64-6,774.14

Finding the Fourth Proportional to 10,551.98, 14,557.64 and 6,774.14

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Solution

The fourth proportional to 10,551.98, 14,557.64 and 6,774.14 is: 9,345.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,551.98 : 14,557.64 = 6,774.14 : x
  2. Step 2: Convert to fraction form
    10,551.98/14,557.64 = 6,774.14/x
  3. Step 3: Cross multiply
    10,551.98x = 14,557.64 × 6,774.14
  4. Step 4: Simplify right side
    10,551.98x = 98,615,491.43
  5. Step 5: Solve for x
    x = 98,615,491.43/10,551.98
  6. Step 6: Final answer
    x = 9,345.69

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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.