Home / 10,443.68-14,409.60-6,248.96

Finding the Fourth Proportional to 10,443.68, 14,409.60 and 6,248.96

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Solution

The fourth proportional to 10,443.68, 14,409.60 and 6,248.96 is: 8,621.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,443.68 : 14,409.60 = 6,248.96 : x
  2. Step 2: Convert to fraction form
    10,443.68/14,409.60 = 6,248.96/x
  3. Step 3: Cross multiply
    10,443.68x = 14,409.60 × 6,248.96
  4. Step 4: Simplify right side
    10,443.68x = 90,045,014.02
  5. Step 5: Solve for x
    x = 90,045,014.02/10,443.68
  6. Step 6: Final answer
    x = 8,621.96

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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.