Home / 5,384.72-7,430.88-3,026.88

Finding the Fourth Proportional to 5,384.72, 7,430.88 and 3,026.88

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Solution

The fourth proportional to 5,384.72, 7,430.88 and 3,026.88 is: 4,177.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,384.72 : 7,430.88 = 3,026.88 : x
  2. Step 2: Convert to fraction form
    5,384.72/7,430.88 = 3,026.88/x
  3. Step 3: Cross multiply
    5,384.72x = 7,430.88 × 3,026.88
  4. Step 4: Simplify right side
    5,384.72x = 22,492,382.05
  5. Step 5: Solve for x
    x = 22,492,382.05/5,384.72
  6. Step 6: Final answer
    x = 4,177.08

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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.