Home / 10,621.21-14,657.64-5,841.35

Finding the Fourth Proportional to 10,621.21, 14,657.64 and 5,841.35

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Solution

The fourth proportional to 10,621.21, 14,657.64 and 5,841.35 is: 8,061.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,621.21 : 14,657.64 = 5,841.35 : x
  2. Step 2: Convert to fraction form
    10,621.21/14,657.64 = 5,841.35/x
  3. Step 3: Cross multiply
    10,621.21x = 14,657.64 × 5,841.35
  4. Step 4: Simplify right side
    10,621.21x = 85,620,405.41
  5. Step 5: Solve for x
    x = 85,620,405.41/10,621.21
  6. Step 6: Final answer
    x = 8,061.27

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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.