Home / 5,437.80-8,125.67-4,563

Finding the Fourth Proportional to 5,437.80, 8,125.67 and 4,563

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Solution

The fourth proportional to 5,437.80, 8,125.67 and 4,563 is: 6,818.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.80 : 8,125.67 = 4,563 : x
  2. Step 2: Convert to fraction form
    5,437.80/8,125.67 = 4,563/x
  3. Step 3: Cross multiply
    5,437.80x = 8,125.67 × 4,563
  4. Step 4: Simplify right side
    5,437.80x = 37,077,443.62
  5. Step 5: Solve for x
    x = 37,077,443.62/5,437.80
  6. Step 6: Final answer
    x = 6,818.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.