Home / 4,389.81-6,058.86-2,897.91

Finding the Fourth Proportional to 4,389.81, 6,058.86 and 2,897.91

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Solution

The fourth proportional to 4,389.81, 6,058.86 and 2,897.91 is: 3,999.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,389.81 : 6,058.86 = 2,897.91 : x
  2. Step 2: Convert to fraction form
    4,389.81/6,058.86 = 2,897.91/x
  3. Step 3: Cross multiply
    4,389.81x = 6,058.86 × 2,897.91
  4. Step 4: Simplify right side
    4,389.81x = 17,558,030.98
  5. Step 5: Solve for x
    x = 17,558,030.98/4,389.81
  6. Step 6: Final answer
    x = 3,999.72

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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.