Home / 4,117.10-6,175.65-3,655.40

Finding the Fourth Proportional to 4,117.10, 6,175.65 and 3,655.40

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Solution

The fourth proportional to 4,117.10, 6,175.65 and 3,655.40 is: 5,483.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.10 : 6,175.65 = 3,655.40 : x
  2. Step 2: Convert to fraction form
    4,117.10/6,175.65 = 3,655.40/x
  3. Step 3: Cross multiply
    4,117.10x = 6,175.65 × 3,655.40
  4. Step 4: Simplify right side
    4,117.10x = 22,574,471.01
  5. Step 5: Solve for x
    x = 22,574,471.01/4,117.10
  6. Step 6: Final answer
    x = 5,483.10

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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.