Home / 4,943.60-7,415.40-4,730.30

Finding the Fourth Proportional to 4,943.60, 7,415.40 and 4,730.30

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Solution

The fourth proportional to 4,943.60, 7,415.40 and 4,730.30 is: 7,095.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.60 : 7,415.40 = 4,730.30 : x
  2. Step 2: Convert to fraction form
    4,943.60/7,415.40 = 4,730.30/x
  3. Step 3: Cross multiply
    4,943.60x = 7,415.40 × 4,730.30
  4. Step 4: Simplify right side
    4,943.60x = 35,077,066.62
  5. Step 5: Solve for x
    x = 35,077,066.62/4,943.60
  6. Step 6: Final answer
    x = 7,095.45

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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.