Home / 4,437.63-6,655.20-1,317.51

Finding the Fourth Proportional to 4,437.63, 6,655.20 and 1,317.51

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Solution

The fourth proportional to 4,437.63, 6,655.20 and 1,317.51 is: 1,975.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,437.63 : 6,655.20 = 1,317.51 : x
  2. Step 2: Convert to fraction form
    4,437.63/6,655.20 = 1,317.51/x
  3. Step 3: Cross multiply
    4,437.63x = 6,655.20 × 1,317.51
  4. Step 4: Simplify right side
    4,437.63x = 8,768,292.55
  5. Step 5: Solve for x
    x = 8,768,292.55/4,437.63
  6. Step 6: Final answer
    x = 1,975.90

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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.