Home / 10,643.36-14,683.43-6,335.59

Finding the Fourth Proportional to 10,643.36, 14,683.43 and 6,335.59

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Solution

The fourth proportional to 10,643.36, 14,683.43 and 6,335.59 is: 8,740.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,643.36 : 14,683.43 = 6,335.59 : x
  2. Step 2: Convert to fraction form
    10,643.36/14,683.43 = 6,335.59/x
  3. Step 3: Cross multiply
    10,643.36x = 14,683.43 × 6,335.59
  4. Step 4: Simplify right side
    10,643.36x = 93,028,192.27
  5. Step 5: Solve for x
    x = 93,028,192.27/10,643.36
  6. Step 6: Final answer
    x = 8,740.49

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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.