Home / 6,454.52-9,681.24-2,070.80

Finding the Fourth Proportional to 6,454.52, 9,681.24 and 2,070.80

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Solution

The fourth proportional to 6,454.52, 9,681.24 and 2,070.80 is: 3,106.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,454.52 : 9,681.24 = 2,070.80 : x
  2. Step 2: Convert to fraction form
    6,454.52/9,681.24 = 2,070.80/x
  3. Step 3: Cross multiply
    6,454.52x = 9,681.24 × 2,070.80
  4. Step 4: Simplify right side
    6,454.52x = 20,047,911.79
  5. Step 5: Solve for x
    x = 20,047,911.79/6,454.52
  6. Step 6: Final answer
    x = 3,106.03

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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.