Home / 5,038.31-6,952.34-2,913.51

Finding the Fourth Proportional to 5,038.31, 6,952.34 and 2,913.51

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Solution

The fourth proportional to 5,038.31, 6,952.34 and 2,913.51 is: 4,020.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,038.31 : 6,952.34 = 2,913.51 : x
  2. Step 2: Convert to fraction form
    5,038.31/6,952.34 = 2,913.51/x
  3. Step 3: Cross multiply
    5,038.31x = 6,952.34 × 2,913.51
  4. Step 4: Simplify right side
    5,038.31x = 20,255,697.55
  5. Step 5: Solve for x
    x = 20,255,697.55/5,038.31
  6. Step 6: Final answer
    x = 4,020.34

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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.