Home / 10,543.42-15,813.91-2,752.84

Finding the Fourth Proportional to 10,543.42, 15,813.91 and 2,752.84

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Solution

The fourth proportional to 10,543.42, 15,813.91 and 2,752.84 is: 4,128.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,543.42 : 15,813.91 = 2,752.84 : x
  2. Step 2: Convert to fraction form
    10,543.42/15,813.91 = 2,752.84/x
  3. Step 3: Cross multiply
    10,543.42x = 15,813.91 × 2,752.84
  4. Step 4: Simplify right side
    10,543.42x = 43,533,164.00
  5. Step 5: Solve for x
    x = 43,533,164.00/10,543.42
  6. Step 6: Final answer
    x = 4,128.94

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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.