Home / 7,065.36-10,597.77-2,904.21

Finding the Fourth Proportional to 7,065.36, 10,597.77 and 2,904.21

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Solution

The fourth proportional to 7,065.36, 10,597.77 and 2,904.21 is: 4,356.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,065.36 : 10,597.77 = 2,904.21 : x
  2. Step 2: Convert to fraction form
    7,065.36/10,597.77 = 2,904.21/x
  3. Step 3: Cross multiply
    7,065.36x = 10,597.77 × 2,904.21
  4. Step 4: Simplify right side
    7,065.36x = 30,778,149.61
  5. Step 5: Solve for x
    x = 30,778,149.61/7,065.36
  6. Step 6: Final answer
    x = 4,356.20

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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.