Home / 9,017.81-12,444.63-5,039.09

Finding the Fourth Proportional to 9,017.81, 12,444.63 and 5,039.09

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Solution

The fourth proportional to 9,017.81, 12,444.63 and 5,039.09 is: 6,953.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,017.81 : 12,444.63 = 5,039.09 : x
  2. Step 2: Convert to fraction form
    9,017.81/12,444.63 = 5,039.09/x
  3. Step 3: Cross multiply
    9,017.81x = 12,444.63 × 5,039.09
  4. Step 4: Simplify right side
    9,017.81x = 62,709,548.36
  5. Step 5: Solve for x
    x = 62,709,548.36/9,017.81
  6. Step 6: Final answer
    x = 6,953.97

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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.