Home / 7,655.15-10,563.29-4,298.33

Finding the Fourth Proportional to 7,655.15, 10,563.29 and 4,298.33

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Solution

The fourth proportional to 7,655.15, 10,563.29 and 4,298.33 is: 5,931.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,655.15 : 10,563.29 = 4,298.33 : x
  2. Step 2: Convert to fraction form
    7,655.15/10,563.29 = 4,298.33/x
  3. Step 3: Cross multiply
    7,655.15x = 10,563.29 × 4,298.33
  4. Step 4: Simplify right side
    7,655.15x = 45,404,432.00
  5. Step 5: Solve for x
    x = 45,404,432.00/7,655.15
  6. Step 6: Final answer
    x = 5,931.23

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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.