Home / 10,281.92-14,189.09-5,566.19

Finding the Fourth Proportional to 10,281.92, 14,189.09 and 5,566.19

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Solution

The fourth proportional to 10,281.92, 14,189.09 and 5,566.19 is: 7,681.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,281.92 : 14,189.09 = 5,566.19 : x
  2. Step 2: Convert to fraction form
    10,281.92/14,189.09 = 5,566.19/x
  3. Step 3: Cross multiply
    10,281.92x = 14,189.09 × 5,566.19
  4. Step 4: Simplify right side
    10,281.92x = 78,979,178.51
  5. Step 5: Solve for x
    x = 78,979,178.51/10,281.92
  6. Step 6: Final answer
    x = 7,681.36

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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.