Home / 7,319.25-10,980.26-2,937.05

Finding the Fourth Proportional to 7,319.25, 10,980.26 and 2,937.05

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Solution

The fourth proportional to 7,319.25, 10,980.26 and 2,937.05 is: 4,406.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319.25 : 10,980.26 = 2,937.05 : x
  2. Step 2: Convert to fraction form
    7,319.25/10,980.26 = 2,937.05/x
  3. Step 3: Cross multiply
    7,319.25x = 10,980.26 × 2,937.05
  4. Step 4: Simplify right side
    7,319.25x = 32,249,555.24
  5. Step 5: Solve for x
    x = 32,249,555.24/7,319.25
  6. Step 6: Final answer
    x = 4,406.13

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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.