Home / 10,336.02-15,483.20-4,781.70

Finding the Fourth Proportional to 10,336.02, 15,483.20 and 4,781.70

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Solution

The fourth proportional to 10,336.02, 15,483.20 and 4,781.70 is: 7,162.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,336.02 : 15,483.20 = 4,781.70 : x
  2. Step 2: Convert to fraction form
    10,336.02/15,483.20 = 4,781.70/x
  3. Step 3: Cross multiply
    10,336.02x = 15,483.20 × 4,781.70
  4. Step 4: Simplify right side
    10,336.02x = 74,036,017.44
  5. Step 5: Solve for x
    x = 74,036,017.44/10,336.02
  6. Step 6: Final answer
    x = 7,162.91

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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.