Home / 10,898.10-15,039.45-6,182.46

Finding the Fourth Proportional to 10,898.10, 15,039.45 and 6,182.46

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Solution

The fourth proportional to 10,898.10, 15,039.45 and 6,182.46 is: 8,531.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,898.10 : 15,039.45 = 6,182.46 : x
  2. Step 2: Convert to fraction form
    10,898.10/15,039.45 = 6,182.46/x
  3. Step 3: Cross multiply
    10,898.10x = 15,039.45 × 6,182.46
  4. Step 4: Simplify right side
    10,898.10x = 92,980,798.05
  5. Step 5: Solve for x
    x = 92,980,798.05/10,898.10
  6. Step 6: Final answer
    x = 8,531.84

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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.