Home / 4,088.20-6,130.72-1,746.72

Finding the Fourth Proportional to 4,088.20, 6,130.72 and 1,746.72

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Solution

The fourth proportional to 4,088.20, 6,130.72 and 1,746.72 is: 2,619.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.20 : 6,130.72 = 1,746.72 : x
  2. Step 2: Convert to fraction form
    4,088.20/6,130.72 = 1,746.72/x
  3. Step 3: Cross multiply
    4,088.20x = 6,130.72 × 1,746.72
  4. Step 4: Simplify right side
    4,088.20x = 10,708,651.24
  5. Step 5: Solve for x
    x = 10,708,651.24/4,088.20
  6. Step 6: Final answer
    x = 2,619.40

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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.