Home / 7,106.19-10,646.52-4,182.90

Finding the Fourth Proportional to 7,106.19, 10,646.52 and 4,182.90

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Solution

The fourth proportional to 7,106.19, 10,646.52 and 4,182.90 is: 6,266.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106.19 : 10,646.52 = 4,182.90 : x
  2. Step 2: Convert to fraction form
    7,106.19/10,646.52 = 4,182.90/x
  3. Step 3: Cross multiply
    7,106.19x = 10,646.52 × 4,182.90
  4. Step 4: Simplify right side
    7,106.19x = 44,533,328.51
  5. Step 5: Solve for x
    x = 44,533,328.51/7,106.19
  6. Step 6: Final answer
    x = 6,266.84

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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.