Home / 3,030.90-4,536.72-2,916.06

Finding the Fourth Proportional to 3,030.90, 4,536.72 and 2,916.06

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Solution

The fourth proportional to 3,030.90, 4,536.72 and 2,916.06 is: 4,364.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,030.90 : 4,536.72 = 2,916.06 : x
  2. Step 2: Convert to fraction form
    3,030.90/4,536.72 = 2,916.06/x
  3. Step 3: Cross multiply
    3,030.90x = 4,536.72 × 2,916.06
  4. Step 4: Simplify right side
    3,030.90x = 13,229,347.72
  5. Step 5: Solve for x
    x = 13,229,347.72/3,030.90
  6. Step 6: Final answer
    x = 4,364.82

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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.