Home / 4,699.74-6,485.63-2,575.40

Finding the Fourth Proportional to 4,699.74, 6,485.63 and 2,575.40

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Solution

The fourth proportional to 4,699.74, 6,485.63 and 2,575.40 is: 3,554.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,699.74 : 6,485.63 = 2,575.40 : x
  2. Step 2: Convert to fraction form
    4,699.74/6,485.63 = 2,575.40/x
  3. Step 3: Cross multiply
    4,699.74x = 6,485.63 × 2,575.40
  4. Step 4: Simplify right side
    4,699.74x = 16,703,091.50
  5. Step 5: Solve for x
    x = 16,703,091.50/4,699.74
  6. Step 6: Final answer
    x = 3,554.05

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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.