Home / 7,916.32-10,924.50-4,379.32

Finding the Fourth Proportional to 7,916.32, 10,924.50 and 4,379.32

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Solution

The fourth proportional to 7,916.32, 10,924.50 and 4,379.32 is: 6,043.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,916.32 : 10,924.50 = 4,379.32 : x
  2. Step 2: Convert to fraction form
    7,916.32/10,924.50 = 4,379.32/x
  3. Step 3: Cross multiply
    7,916.32x = 10,924.50 × 4,379.32
  4. Step 4: Simplify right side
    7,916.32x = 47,841,881.34
  5. Step 5: Solve for x
    x = 47,841,881.34/7,916.32
  6. Step 6: Final answer
    x = 6,043.45

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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.