Home / 7,335.16-10,119.87-4,818.63

Finding the Fourth Proportional to 7,335.16, 10,119.87 and 4,818.63

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Solution

The fourth proportional to 7,335.16, 10,119.87 and 4,818.63 is: 6,647.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,335.16 : 10,119.87 = 4,818.63 : x
  2. Step 2: Convert to fraction form
    7,335.16/10,119.87 = 4,818.63/x
  3. Step 3: Cross multiply
    7,335.16x = 10,119.87 × 4,818.63
  4. Step 4: Simplify right side
    7,335.16x = 48,763,909.18
  5. Step 5: Solve for x
    x = 48,763,909.18/7,335.16
  6. Step 6: Final answer
    x = 6,647.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.