Home / 10,030.15-15,040.96-3,011.16

Finding the Fourth Proportional to 10,030.15, 15,040.96 and 3,011.16

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Solution

The fourth proportional to 10,030.15, 15,040.96 and 3,011.16 is: 4,515.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.15 : 15,040.96 = 3,011.16 : x
  2. Step 2: Convert to fraction form
    10,030.15/15,040.96 = 3,011.16/x
  3. Step 3: Cross multiply
    10,030.15x = 15,040.96 × 3,011.16
  4. Step 4: Simplify right side
    10,030.15x = 45,290,737.11
  5. Step 5: Solve for x
    x = 45,290,737.11/10,030.15
  6. Step 6: Final answer
    x = 4,515.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.