Home / 5,386.45-8,073.86-2,607.24

Finding the Fourth Proportional to 5,386.45, 8,073.86 and 2,607.24

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Solution

The fourth proportional to 5,386.45, 8,073.86 and 2,607.24 is: 3,908.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,386.45 : 8,073.86 = 2,607.24 : x
  2. Step 2: Convert to fraction form
    5,386.45/8,073.86 = 2,607.24/x
  3. Step 3: Cross multiply
    5,386.45x = 8,073.86 × 2,607.24
  4. Step 4: Simplify right side
    5,386.45x = 21,050,490.75
  5. Step 5: Solve for x
    x = 21,050,490.75/5,386.45
  6. Step 6: Final answer
    x = 3,908.05

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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.