Home / 10,152.09-14,011.47-6,174.45

Finding the Fourth Proportional to 10,152.09, 14,011.47 and 6,174.45

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Solution

The fourth proportional to 10,152.09, 14,011.47 and 6,174.45 is: 8,521.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,152.09 : 14,011.47 = 6,174.45 : x
  2. Step 2: Convert to fraction form
    10,152.09/14,011.47 = 6,174.45/x
  3. Step 3: Cross multiply
    10,152.09x = 14,011.47 × 6,174.45
  4. Step 4: Simplify right side
    10,152.09x = 86,513,120.94
  5. Step 5: Solve for x
    x = 86,513,120.94/10,152.09
  6. Step 6: Final answer
    x = 8,521.71

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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.