Home / 10,617.52-14,653.56-6,425.84

Finding the Fourth Proportional to 10,617.52, 14,653.56 and 6,425.84

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Solution

The fourth proportional to 10,617.52, 14,653.56 and 6,425.84 is: 8,868.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,617.52 : 14,653.56 = 6,425.84 : x
  2. Step 2: Convert to fraction form
    10,617.52/14,653.56 = 6,425.84/x
  3. Step 3: Cross multiply
    10,617.52x = 14,653.56 × 6,425.84
  4. Step 4: Simplify right side
    10,617.52x = 94,161,431.99
  5. Step 5: Solve for x
    x = 94,161,431.99/10,617.52
  6. Step 6: Final answer
    x = 8,868.50

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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.