Home / 7,916.40-10,924.74-4,933.44

Finding the Fourth Proportional to 7,916.40, 10,924.74 and 4,933.44

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Solution

The fourth proportional to 7,916.40, 10,924.74 and 4,933.44 is: 6,808.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,916.40 : 10,924.74 = 4,933.44 : x
  2. Step 2: Convert to fraction form
    7,916.40/10,924.74 = 4,933.44/x
  3. Step 3: Cross multiply
    7,916.40x = 10,924.74 × 4,933.44
  4. Step 4: Simplify right side
    7,916.40x = 53,896,549.31
  5. Step 5: Solve for x
    x = 53,896,549.31/7,916.40
  6. Step 6: Final answer
    x = 6,808.21

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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.