Home / 10,775.25-14,867.64-6,298.13

Finding the Fourth Proportional to 10,775.25, 14,867.64 and 6,298.13

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Solution

The fourth proportional to 10,775.25, 14,867.64 and 6,298.13 is: 8,690.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,775.25 : 14,867.64 = 6,298.13 : x
  2. Step 2: Convert to fraction form
    10,775.25/14,867.64 = 6,298.13/x
  3. Step 3: Cross multiply
    10,775.25x = 14,867.64 × 6,298.13
  4. Step 4: Simplify right side
    10,775.25x = 93,638,366.68
  5. Step 5: Solve for x
    x = 93,638,366.68/10,775.25
  6. Step 6: Final answer
    x = 8,690.13

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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.