Home / 10,213.32-15,317.02-4,663.72

Finding the Fourth Proportional to 10,213.32, 15,317.02 and 4,663.72

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Solution

The fourth proportional to 10,213.32, 15,317.02 and 4,663.72 is: 6,994.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,213.32 : 15,317.02 = 4,663.72 : x
  2. Step 2: Convert to fraction form
    10,213.32/15,317.02 = 4,663.72/x
  3. Step 3: Cross multiply
    10,213.32x = 15,317.02 × 4,663.72
  4. Step 4: Simplify right side
    10,213.32x = 71,434,292.51
  5. Step 5: Solve for x
    x = 71,434,292.51/10,213.32
  6. Step 6: Final answer
    x = 6,994.23

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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.