Home / 11,210.20-16,807.20-6,281.35

Finding the Fourth Proportional to 11,210.20, 16,807.20 and 6,281.35

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Solution

The fourth proportional to 11,210.20, 16,807.20 and 6,281.35 is: 9,417.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,210.20 : 16,807.20 = 6,281.35 : x
  2. Step 2: Convert to fraction form
    11,210.20/16,807.20 = 6,281.35/x
  3. Step 3: Cross multiply
    11,210.20x = 16,807.20 × 6,281.35
  4. Step 4: Simplify right side
    11,210.20x = 105,571,905.72
  5. Step 5: Solve for x
    x = 105,571,905.72/11,210.20
  6. Step 6: Final answer
    x = 9,417.49

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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.