Home / 9,968.60-14,934.90-5,805.20

Finding the Fourth Proportional to 9,968.60, 14,934.90 and 5,805.20

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Solution

The fourth proportional to 9,968.60, 14,934.90 and 5,805.20 is: 8,697.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,968.60 : 14,934.90 = 5,805.20 : x
  2. Step 2: Convert to fraction form
    9,968.60/14,934.90 = 5,805.20/x
  3. Step 3: Cross multiply
    9,968.60x = 14,934.90 × 5,805.20
  4. Step 4: Simplify right side
    9,968.60x = 86,700,081.48
  5. Step 5: Solve for x
    x = 86,700,081.48/9,968.60
  6. Step 6: Final answer
    x = 8,697.32

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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.