Home / 7,477.04-10,318.25-4,492.80

Finding the Fourth Proportional to 7,477.04, 10,318.25 and 4,492.80

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Solution

The fourth proportional to 7,477.04, 10,318.25 and 4,492.80 is: 6,200.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,477.04 : 10,318.25 = 4,492.80 : x
  2. Step 2: Convert to fraction form
    7,477.04/10,318.25 = 4,492.80/x
  3. Step 3: Cross multiply
    7,477.04x = 10,318.25 × 4,492.80
  4. Step 4: Simplify right side
    7,477.04x = 46,357,811.14
  5. Step 5: Solve for x
    x = 46,357,811.14/7,477.04
  6. Step 6: Final answer
    x = 6,200.03

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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.