Home / 7,479.04-11,214.84-4,360.12

Finding the Fourth Proportional to 7,479.04, 11,214.84 and 4,360.12

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Solution

The fourth proportional to 7,479.04, 11,214.84 and 4,360.12 is: 6,538.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,479.04 : 11,214.84 = 4,360.12 : x
  2. Step 2: Convert to fraction form
    7,479.04/11,214.84 = 4,360.12/x
  3. Step 3: Cross multiply
    7,479.04x = 11,214.84 × 4,360.12
  4. Step 4: Simplify right side
    7,479.04x = 48,898,048.18
  5. Step 5: Solve for x
    x = 48,898,048.18/7,479.04
  6. Step 6: Final answer
    x = 6,538.01

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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.