Home / 4,317.65-6,477.08-2,126.39

Finding the Fourth Proportional to 4,317.65, 6,477.08 and 2,126.39

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Solution

The fourth proportional to 4,317.65, 6,477.08 and 2,126.39 is: 3,189.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317.65 : 6,477.08 = 2,126.39 : x
  2. Step 2: Convert to fraction form
    4,317.65/6,477.08 = 2,126.39/x
  3. Step 3: Cross multiply
    4,317.65x = 6,477.08 × 2,126.39
  4. Step 4: Simplify right side
    4,317.65x = 13,772,803.70
  5. Step 5: Solve for x
    x = 13,772,803.70/4,317.65
  6. Step 6: Final answer
    x = 3,189.89

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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.