Home / 9,482.52-13,085.10-5,290.68

Finding the Fourth Proportional to 9,482.52, 13,085.10 and 5,290.68

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Solution

The fourth proportional to 9,482.52, 13,085.10 and 5,290.68 is: 7,300.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,482.52 : 13,085.10 = 5,290.68 : x
  2. Step 2: Convert to fraction form
    9,482.52/13,085.10 = 5,290.68/x
  3. Step 3: Cross multiply
    9,482.52x = 13,085.10 × 5,290.68
  4. Step 4: Simplify right side
    9,482.52x = 69,229,076.87
  5. Step 5: Solve for x
    x = 69,229,076.87/9,482.52
  6. Step 6: Final answer
    x = 7,300.70

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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.