Home / 7,981.32-11,014.23-4,444.53

Finding the Fourth Proportional to 7,981.32, 11,014.23 and 4,444.53

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Solution

The fourth proportional to 7,981.32, 11,014.23 and 4,444.53 is: 6,133.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,981.32 : 11,014.23 = 4,444.53 : x
  2. Step 2: Convert to fraction form
    7,981.32/11,014.23 = 4,444.53/x
  3. Step 3: Cross multiply
    7,981.32x = 11,014.23 × 4,444.53
  4. Step 4: Simplify right side
    7,981.32x = 48,953,075.66
  5. Step 5: Solve for x
    x = 48,953,075.66/7,981.32
  6. Step 6: Final answer
    x = 6,133.46

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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.