Home / 7,482.13-11,228.21-4,710.71

Finding the Fourth Proportional to 7,482.13, 11,228.21 and 4,710.71

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Solution

The fourth proportional to 7,482.13, 11,228.21 and 4,710.71 is: 7,069.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482.13 : 11,228.21 = 4,710.71 : x
  2. Step 2: Convert to fraction form
    7,482.13/11,228.21 = 4,710.71/x
  3. Step 3: Cross multiply
    7,482.13x = 11,228.21 × 4,710.71
  4. Step 4: Simplify right side
    7,482.13x = 52,892,841.13
  5. Step 5: Solve for x
    x = 52,892,841.13/7,482.13
  6. Step 6: Final answer
    x = 7,069.22

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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.