Home / 6,916.60-10,377.53-4,145.27

Finding the Fourth Proportional to 6,916.60, 10,377.53 and 4,145.27

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Solution

The fourth proportional to 6,916.60, 10,377.53 and 4,145.27 is: 6,219.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,916.60 : 10,377.53 = 4,145.27 : x
  2. Step 2: Convert to fraction form
    6,916.60/10,377.53 = 4,145.27/x
  3. Step 3: Cross multiply
    6,916.60x = 10,377.53 × 4,145.27
  4. Step 4: Simplify right side
    6,916.60x = 43,017,598.94
  5. Step 5: Solve for x
    x = 43,017,598.94/6,916.60
  6. Step 6: Final answer
    x = 6,219.47

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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.