Home / 5,437.77-8,159.90-1,975.29

Finding the Fourth Proportional to 5,437.77, 8,159.90 and 1,975.29

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Solution

The fourth proportional to 5,437.77, 8,159.90 and 1,975.29 is: 2,964.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.77 : 8,159.90 = 1,975.29 : x
  2. Step 2: Convert to fraction form
    5,437.77/8,159.90 = 1,975.29/x
  3. Step 3: Cross multiply
    5,437.77x = 8,159.90 × 1,975.29
  4. Step 4: Simplify right side
    5,437.77x = 16,118,158.99
  5. Step 5: Solve for x
    x = 16,118,158.99/5,437.77
  6. Step 6: Final answer
    x = 2,964.11

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1.5x scale

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.