Home / 5,303.11-7,312.58-3,312.94

Finding the Fourth Proportional to 5,303.11, 7,312.58 and 3,312.94

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Solution

The fourth proportional to 5,303.11, 7,312.58 and 3,312.94 is: 4,568.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.11 : 7,312.58 = 3,312.94 : x
  2. Step 2: Convert to fraction form
    5,303.11/7,312.58 = 3,312.94/x
  3. Step 3: Cross multiply
    5,303.11x = 7,312.58 × 3,312.94
  4. Step 4: Simplify right side
    5,303.11x = 24,226,102.22
  5. Step 5: Solve for x
    x = 24,226,102.22/5,303.11
  6. Step 6: Final answer
    x = 4,568.29

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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.