Home / 6,387.56-9,570.52-4,050.20

Finding the Fourth Proportional to 6,387.56, 9,570.52 and 4,050.20

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Solution

The fourth proportional to 6,387.56, 9,570.52 and 4,050.20 is: 6,068.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,387.56 : 9,570.52 = 4,050.20 : x
  2. Step 2: Convert to fraction form
    6,387.56/9,570.52 = 4,050.20/x
  3. Step 3: Cross multiply
    6,387.56x = 9,570.52 × 4,050.20
  4. Step 4: Simplify right side
    6,387.56x = 38,762,549.09
  5. Step 5: Solve for x
    x = 38,762,549.09/6,387.56
  6. Step 6: Final answer
    x = 6,068.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.