Home / 4,600.67-6,900.04-1,312.88

Finding the Fourth Proportional to 4,600.67, 6,900.04 and 1,312.88

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Solution

The fourth proportional to 4,600.67, 6,900.04 and 1,312.88 is: 1,969.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,600.67 : 6,900.04 = 1,312.88 : x
  2. Step 2: Convert to fraction form
    4,600.67/6,900.04 = 1,312.88/x
  3. Step 3: Cross multiply
    4,600.67x = 6,900.04 × 1,312.88
  4. Step 4: Simplify right side
    4,600.67x = 9,058,924.52
  5. Step 5: Solve for x
    x = 9,058,924.52/4,600.67
  6. Step 6: Final answer
    x = 1,969.04

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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.