Home / 10,817.86-14,928.69-6,626.02

Finding the Fourth Proportional to 10,817.86, 14,928.69 and 6,626.02

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Solution

The fourth proportional to 10,817.86, 14,928.69 and 6,626.02 is: 9,143.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,817.86 : 14,928.69 = 6,626.02 : x
  2. Step 2: Convert to fraction form
    10,817.86/14,928.69 = 6,626.02/x
  3. Step 3: Cross multiply
    10,817.86x = 14,928.69 × 6,626.02
  4. Step 4: Simplify right side
    10,817.86x = 98,917,798.51
  5. Step 5: Solve for x
    x = 98,917,798.51/10,817.86
  6. Step 6: Final answer
    x = 9,143.93

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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.