Home / 9,858.16-13,602.28-6,274.56

Finding the Fourth Proportional to 9,858.16, 13,602.28 and 6,274.56

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Solution

The fourth proportional to 9,858.16, 13,602.28 and 6,274.56 is: 8,657.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,858.16 : 13,602.28 = 6,274.56 : x
  2. Step 2: Convert to fraction form
    9,858.16/13,602.28 = 6,274.56/x
  3. Step 3: Cross multiply
    9,858.16x = 13,602.28 × 6,274.56
  4. Step 4: Simplify right side
    9,858.16x = 85,348,322.00
  5. Step 5: Solve for x
    x = 85,348,322.00/9,858.16
  6. Step 6: Final answer
    x = 8,657.63

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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.