Home / 9,740.55-14,618.40-3,900.99

Finding the Fourth Proportional to 9,740.55, 14,618.40 and 3,900.99

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Solution

The fourth proportional to 9,740.55, 14,618.40 and 3,900.99 is: 5,854.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,740.55 : 14,618.40 = 3,900.99 : x
  2. Step 2: Convert to fraction form
    9,740.55/14,618.40 = 3,900.99/x
  3. Step 3: Cross multiply
    9,740.55x = 14,618.40 × 3,900.99
  4. Step 4: Simplify right side
    9,740.55x = 57,026,232.22
  5. Step 5: Solve for x
    x = 57,026,232.22/9,740.55
  6. Step 6: Final answer
    x = 5,854.52

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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.