Home / 9,053.84-12,490.44-6,254.48

Finding the Fourth Proportional to 9,053.84, 12,490.44 and 6,254.48

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Solution

The fourth proportional to 9,053.84, 12,490.44 and 6,254.48 is: 8,628.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,053.84 : 12,490.44 = 6,254.48 : x
  2. Step 2: Convert to fraction form
    9,053.84/12,490.44 = 6,254.48/x
  3. Step 3: Cross multiply
    9,053.84x = 12,490.44 × 6,254.48
  4. Step 4: Simplify right side
    9,053.84x = 78,121,207.17
  5. Step 5: Solve for x
    x = 78,121,207.17/9,053.84
  6. Step 6: Final answer
    x = 8,628.52

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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.