Home / 10,810.10-14,919.09-6,617.30

Finding the Fourth Proportional to 10,810.10, 14,919.09 and 6,617.30

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Solution

The fourth proportional to 10,810.10, 14,919.09 and 6,617.30 is: 9,132.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,810.10 : 14,919.09 = 6,617.30 : x
  2. Step 2: Convert to fraction form
    10,810.10/14,919.09 = 6,617.30/x
  3. Step 3: Cross multiply
    10,810.10x = 14,919.09 × 6,617.30
  4. Step 4: Simplify right side
    10,810.10x = 98,724,094.26
  5. Step 5: Solve for x
    x = 98,724,094.26/10,810.10
  6. Step 6: Final answer
    x = 9,132.58

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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.