Home / 7,381.32-10,184.28-4,395.84

Finding the Fourth Proportional to 7,381.32, 10,184.28 and 4,395.84

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Solution

The fourth proportional to 7,381.32, 10,184.28 and 4,395.84 is: 6,065.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,381.32 : 10,184.28 = 4,395.84 : x
  2. Step 2: Convert to fraction form
    7,381.32/10,184.28 = 4,395.84/x
  3. Step 3: Cross multiply
    7,381.32x = 10,184.28 × 4,395.84
  4. Step 4: Simplify right side
    7,381.32x = 44,768,465.40
  5. Step 5: Solve for x
    x = 44,768,465.40/7,381.32
  6. Step 6: Final answer
    x = 6,065.10

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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.