Home / 9,482.60-13,085.99-5,290.85

Finding the Fourth Proportional to 9,482.60, 13,085.99 and 5,290.85

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Solution

The fourth proportional to 9,482.60, 13,085.99 and 5,290.85 is: 7,301.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482.60 : 13,085.99 = 5,290.85 : x
  2. Step 2: Convert to fraction form
    9,482.60/13,085.99 = 5,290.85/x
  3. Step 3: Cross multiply
    9,482.60x = 13,085.99 × 5,290.85
  4. Step 4: Simplify right side
    9,482.60x = 69,235,983.74
  5. Step 5: Solve for x
    x = 69,235,983.74/9,482.60
  6. Step 6: Final answer
    x = 7,301.37

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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.