Home / 10,574.36-15,847.70-4,327.06

Finding the Fourth Proportional to 10,574.36, 15,847.70 and 4,327.06

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Solution

The fourth proportional to 10,574.36, 15,847.70 and 4,327.06 is: 6,484.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,574.36 : 15,847.70 = 4,327.06 : x
  2. Step 2: Convert to fraction form
    10,574.36/15,847.70 = 4,327.06/x
  3. Step 3: Cross multiply
    10,574.36x = 15,847.70 × 4,327.06
  4. Step 4: Simplify right side
    10,574.36x = 68,573,887.51
  5. Step 5: Solve for x
    x = 68,573,887.51/10,574.36
  6. Step 6: Final answer
    x = 6,484.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.