Home / 3,312.83-4,566.89-2,315.01

Finding the Fourth Proportional to 3,312.83, 4,566.89 and 2,315.01

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Solution

The fourth proportional to 3,312.83, 4,566.89 and 2,315.01 is: 3,191.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312.83 : 4,566.89 = 2,315.01 : x
  2. Step 2: Convert to fraction form
    3,312.83/4,566.89 = 2,315.01/x
  3. Step 3: Cross multiply
    3,312.83x = 4,566.89 × 2,315.01
  4. Step 4: Simplify right side
    3,312.83x = 10,572,418.93
  5. Step 5: Solve for x
    x = 10,572,418.93/3,312.83
  6. Step 6: Final answer
    x = 3,191.35

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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.