Home / 6,916.06-10,374.05-4,143.52

Finding the Fourth Proportional to 6,916.06, 10,374.05 and 4,143.52

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Solution

The fourth proportional to 6,916.06, 10,374.05 and 4,143.52 is: 6,215.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.06 : 10,374.05 = 4,143.52 : x
  2. Step 2: Convert to fraction form
    6,916.06/10,374.05 = 4,143.52/x
  3. Step 3: Cross multiply
    6,916.06x = 10,374.05 × 4,143.52
  4. Step 4: Simplify right side
    6,916.06x = 42,985,062.94
  5. Step 5: Solve for x
    x = 42,985,062.94/6,916.06
  6. Step 6: Final answer
    x = 6,215.25

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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.