Home / 5,740.04-8,610.06-1,580.07

Finding the Fourth Proportional to 5,740.04, 8,610.06 and 1,580.07

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Solution

The fourth proportional to 5,740.04, 8,610.06 and 1,580.07 is: 2,370.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,740.04 : 8,610.06 = 1,580.07 : x
  2. Step 2: Convert to fraction form
    5,740.04/8,610.06 = 1,580.07/x
  3. Step 3: Cross multiply
    5,740.04x = 8,610.06 × 1,580.07
  4. Step 4: Simplify right side
    5,740.04x = 13,604,497.50
  5. Step 5: Solve for x
    x = 13,604,497.50/5,740.04
  6. Step 6: Final answer
    x = 2,370.11

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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.