Home / 10,409.23-14,363.64-6,160.45

Finding the Fourth Proportional to 10,409.23, 14,363.64 and 6,160.45

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Solution

The fourth proportional to 10,409.23, 14,363.64 and 6,160.45 is: 8,500.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,409.23 : 14,363.64 = 6,160.45 : x
  2. Step 2: Convert to fraction form
    10,409.23/14,363.64 = 6,160.45/x
  3. Step 3: Cross multiply
    10,409.23x = 14,363.64 × 6,160.45
  4. Step 4: Simplify right side
    10,409.23x = 88,486,486.04
  5. Step 5: Solve for x
    x = 88,486,486.04/10,409.23
  6. Step 6: Final answer
    x = 8,500.77

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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.