Home / 10,412.93-14,369.79-5,632.87

Finding the Fourth Proportional to 10,412.93, 14,369.79 and 5,632.87

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Solution

The fourth proportional to 10,412.93, 14,369.79 and 5,632.87 is: 7,773.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,412.93 : 14,369.79 = 5,632.87 : x
  2. Step 2: Convert to fraction form
    10,412.93/14,369.79 = 5,632.87/x
  3. Step 3: Cross multiply
    10,412.93x = 14,369.79 × 5,632.87
  4. Step 4: Simplify right side
    10,412.93x = 80,943,159.00
  5. Step 5: Solve for x
    x = 80,943,159.00/10,412.93
  6. Step 6: Final answer
    x = 7,773.34

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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.