Home / 9,339.60-14,021.55-7,492.80

Finding the Fourth Proportional to 9,339.60, 14,021.55 and 7,492.80

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Solution

The fourth proportional to 9,339.60, 14,021.55 and 7,492.80 is: 11,248.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,339.60 : 14,021.55 = 7,492.80 : x
  2. Step 2: Convert to fraction form
    9,339.60/14,021.55 = 7,492.80/x
  3. Step 3: Cross multiply
    9,339.60x = 14,021.55 × 7,492.80
  4. Step 4: Simplify right side
    9,339.60x = 105,060,669.84
  5. Step 5: Solve for x
    x = 105,060,669.84/9,339.60
  6. Step 6: Final answer
    x = 11,248.95

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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.