Home / 3,155.64-4,349.34-2,368.32

Finding the Fourth Proportional to 3,155.64, 4,349.34 and 2,368.32

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Solution

The fourth proportional to 3,155.64, 4,349.34 and 2,368.32 is: 3,264.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.64 : 4,349.34 = 2,368.32 : x
  2. Step 2: Convert to fraction form
    3,155.64/4,349.34 = 2,368.32/x
  3. Step 3: Cross multiply
    3,155.64x = 4,349.34 × 2,368.32
  4. Step 4: Simplify right side
    3,155.64x = 10,300,628.91
  5. Step 5: Solve for x
    x = 10,300,628.91/3,155.64
  6. Step 6: Final answer
    x = 3,264.20

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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.