Home / 7,317.99-10,977.59-2,387.52

Finding the Fourth Proportional to 7,317.99, 10,977.59 and 2,387.52

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Solution

The fourth proportional to 7,317.99, 10,977.59 and 2,387.52 is: 3,581.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,317.99 : 10,977.59 = 2,387.52 : x
  2. Step 2: Convert to fraction form
    7,317.99/10,977.59 = 2,387.52/x
  3. Step 3: Cross multiply
    7,317.99x = 10,977.59 × 2,387.52
  4. Step 4: Simplify right side
    7,317.99x = 26,209,221.65
  5. Step 5: Solve for x
    x = 26,209,221.65/7,317.99
  6. Step 6: Final answer
    x = 3,581.48

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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.