Home / 9,592.20-14,374.80-7,621.20

Finding the Fourth Proportional to 9,592.20, 14,374.80 and 7,621.20

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Solution

The fourth proportional to 9,592.20, 14,374.80 and 7,621.20 is: 11,421.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,592.20 : 14,374.80 = 7,621.20 : x
  2. Step 2: Convert to fraction form
    9,592.20/14,374.80 = 7,621.20/x
  3. Step 3: Cross multiply
    9,592.20x = 14,374.80 × 7,621.20
  4. Step 4: Simplify right side
    9,592.20x = 109,553,225.76
  5. Step 5: Solve for x
    x = 109,553,225.76/9,592.20
  6. Step 6: Final answer
    x = 11,421.07

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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.