Home / 7,487.54-10,333.26-4,130.34

Finding the Fourth Proportional to 7,487.54, 10,333.26 and 4,130.34

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Solution

The fourth proportional to 7,487.54, 10,333.26 and 4,130.34 is: 5,700.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487.54 : 10,333.26 = 4,130.34 : x
  2. Step 2: Convert to fraction form
    7,487.54/10,333.26 = 4,130.34/x
  3. Step 3: Cross multiply
    7,487.54x = 10,333.26 × 4,130.34
  4. Step 4: Simplify right side
    7,487.54x = 42,679,877.11
  5. Step 5: Solve for x
    x = 42,679,877.11/7,487.54
  6. Step 6: Final answer
    x = 5,700.12

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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.