Home / 10,567.65-15,845.55-7,239.66

Finding the Fourth Proportional to 10,567.65, 15,845.55 and 7,239.66

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Solution

The fourth proportional to 10,567.65, 15,845.55 and 7,239.66 is: 10,855.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,567.65 : 15,845.55 = 7,239.66 : x
  2. Step 2: Convert to fraction form
    10,567.65/15,845.55 = 7,239.66/x
  3. Step 3: Cross multiply
    10,567.65x = 15,845.55 × 7,239.66
  4. Step 4: Simplify right side
    10,567.65x = 114,716,394.51
  5. Step 5: Solve for x
    x = 114,716,394.51/10,567.65
  6. Step 6: Final answer
    x = 10,855.43

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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.