Home / 10,005.10-14,980.90-6,296.92

Finding the Fourth Proportional to 10,005.10, 14,980.90 and 6,296.92

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Solution

The fourth proportional to 10,005.10, 14,980.90 and 6,296.92 is: 9,428.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,005.10 : 14,980.90 = 6,296.92 : x
  2. Step 2: Convert to fraction form
    10,005.10/14,980.90 = 6,296.92/x
  3. Step 3: Cross multiply
    10,005.10x = 14,980.90 × 6,296.92
  4. Step 4: Simplify right side
    10,005.10x = 94,333,528.83
  5. Step 5: Solve for x
    x = 94,333,528.83/10,005.10
  6. Step 6: Final answer
    x = 9,428.54

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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.