Home / 4,600.58-6,898.79-1,312.89

Finding the Fourth Proportional to 4,600.58, 6,898.79 and 1,312.89

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Solution

The fourth proportional to 4,600.58, 6,898.79 and 1,312.89 is: 1,968.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,600.58 : 6,898.79 = 1,312.89 : x
  2. Step 2: Convert to fraction form
    4,600.58/6,898.79 = 1,312.89/x
  3. Step 3: Cross multiply
    4,600.58x = 6,898.79 × 1,312.89
  4. Step 4: Simplify right side
    4,600.58x = 9,057,322.43
  5. Step 5: Solve for x
    x = 9,057,322.43/4,600.58
  6. Step 6: Final answer
    x = 1,968.74

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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.