Home / 7,938.36-10,953.08-4,752.68

Finding the Fourth Proportional to 7,938.36, 10,953.08 and 4,752.68

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Solution

The fourth proportional to 7,938.36, 10,953.08 and 4,752.68 is: 6,557.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,938.36 : 10,953.08 = 4,752.68 : x
  2. Step 2: Convert to fraction form
    7,938.36/10,953.08 = 4,752.68/x
  3. Step 3: Cross multiply
    7,938.36x = 10,953.08 × 4,752.68
  4. Step 4: Simplify right side
    7,938.36x = 52,056,484.25
  5. Step 5: Solve for x
    x = 52,056,484.25/7,938.36
  6. Step 6: Final answer
    x = 6,557.59

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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.