Home / 7,730.04-11,580.48-5,990.16

Finding the Fourth Proportional to 7,730.04, 11,580.48 and 5,990.16

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Solution

The fourth proportional to 7,730.04, 11,580.48 and 5,990.16 is: 8,973.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730.04 : 11,580.48 = 5,990.16 : x
  2. Step 2: Convert to fraction form
    7,730.04/11,580.48 = 5,990.16/x
  3. Step 3: Cross multiply
    7,730.04x = 11,580.48 × 5,990.16
  4. Step 4: Simplify right side
    7,730.04x = 69,368,928.08
  5. Step 5: Solve for x
    x = 69,368,928.08/7,730.04
  6. Step 6: Final answer
    x = 8,973.94

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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.