Home / 4,317.72-6,477.16-1,395.32

Finding the Fourth Proportional to 4,317.72, 6,477.16 and 1,395.32

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Solution

The fourth proportional to 4,317.72, 6,477.16 and 1,395.32 is: 2,093.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,317.72 : 6,477.16 = 1,395.32 : x
  2. Step 2: Convert to fraction form
    4,317.72/6,477.16 = 1,395.32/x
  3. Step 3: Cross multiply
    4,317.72x = 6,477.16 × 1,395.32
  4. Step 4: Simplify right side
    4,317.72x = 9,037,710.89
  5. Step 5: Solve for x
    x = 9,037,710.89/4,317.72
  6. Step 6: Final answer
    x = 2,093.17

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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.