Home / 5,317.86-7,339.08-2,960.04

Finding the Fourth Proportional to 5,317.86, 7,339.08 and 2,960.04

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Solution

The fourth proportional to 5,317.86, 7,339.08 and 2,960.04 is: 4,085.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,317.86 : 7,339.08 = 2,960.04 : x
  2. Step 2: Convert to fraction form
    5,317.86/7,339.08 = 2,960.04/x
  3. Step 3: Cross multiply
    5,317.86x = 7,339.08 × 2,960.04
  4. Step 4: Simplify right side
    5,317.86x = 21,723,970.36
  5. Step 5: Solve for x
    x = 21,723,970.36/5,317.86
  6. Step 6: Final answer
    x = 4,085.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.