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Finding the Fourth Proportional to 4,328.00, 5,973.41 and 4,130.78

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Solution

The fourth proportional to 4,328.00, 5,973.41 and 4,130.78 is: 5,701.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,328.00 : 5,973.41 = 4,130.78 : x
  2. Step 2: Convert to fraction form
    4,328.00/5,973.41 = 4,130.78/x
  3. Step 3: Cross multiply
    4,328.00x = 5,973.41 × 4,130.78
  4. Step 4: Simplify right side
    4,328.00x = 24,674,836.84
  5. Step 5: Solve for x
    x = 24,674,836.84/4,328.00
  6. Step 6: Final answer
    x = 5,701.22

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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.