Home / 9,010.08-12,434.40-5,284.08

Finding the Fourth Proportional to 9,010.08, 12,434.40 and 5,284.08

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Solution

The fourth proportional to 9,010.08, 12,434.40 and 5,284.08 is: 7,292.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,010.08 : 12,434.40 = 5,284.08 : x
  2. Step 2: Convert to fraction form
    9,010.08/12,434.40 = 5,284.08/x
  3. Step 3: Cross multiply
    9,010.08x = 12,434.40 × 5,284.08
  4. Step 4: Simplify right side
    9,010.08x = 65,704,364.35
  5. Step 5: Solve for x
    x = 65,704,364.35/9,010.08
  6. Step 6: Final answer
    x = 7,292.32

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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.