Home / 5,287.63-7,297.95-3,050.95

Finding the Fourth Proportional to 5,287.63, 7,297.95 and 3,050.95

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Solution

The fourth proportional to 5,287.63, 7,297.95 and 3,050.95 is: 4,210.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,287.63 : 7,297.95 = 3,050.95 : x
  2. Step 2: Convert to fraction form
    5,287.63/7,297.95 = 3,050.95/x
  3. Step 3: Cross multiply
    5,287.63x = 7,297.95 × 3,050.95
  4. Step 4: Simplify right side
    5,287.63x = 22,265,680.55
  5. Step 5: Solve for x
    x = 22,265,680.55/5,287.63
  6. Step 6: Final answer
    x = 4,210.90

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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.