Home / 4,393.50-6,064.47-3,155.10

Finding the Fourth Proportional to 4,393.50, 6,064.47 and 3,155.10

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Solution

The fourth proportional to 4,393.50, 6,064.47 and 3,155.10 is: 4,355.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,393.50 : 6,064.47 = 3,155.10 : x
  2. Step 2: Convert to fraction form
    4,393.50/6,064.47 = 3,155.10/x
  3. Step 3: Cross multiply
    4,393.50x = 6,064.47 × 3,155.10
  4. Step 4: Simplify right side
    4,393.50x = 19,134,009.30
  5. Step 5: Solve for x
    x = 19,134,009.30/4,393.50
  6. Step 6: Final answer
    x = 4,355.07

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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.