Home / 7,548.57-11,368.02-6,875.19

Finding the Fourth Proportional to 7,548.57, 11,368.02 and 6,875.19

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Solution

The fourth proportional to 7,548.57, 11,368.02 and 6,875.19 is: 10,353.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.57 : 11,368.02 = 6,875.19 : x
  2. Step 2: Convert to fraction form
    7,548.57/11,368.02 = 6,875.19/x
  3. Step 3: Cross multiply
    7,548.57x = 11,368.02 × 6,875.19
  4. Step 4: Simplify right side
    7,548.57x = 78,157,297.42
  5. Step 5: Solve for x
    x = 78,157,297.42/7,548.57
  6. Step 6: Final answer
    x = 10,353.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.