Home / 9,718.08-13,411.02-5,741.16

Finding the Fourth Proportional to 9,718.08, 13,411.02 and 5,741.16

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Solution

The fourth proportional to 9,718.08, 13,411.02 and 5,741.16 is: 7,922.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,718.08 : 13,411.02 = 5,741.16 : x
  2. Step 2: Convert to fraction form
    9,718.08/13,411.02 = 5,741.16/x
  3. Step 3: Cross multiply
    9,718.08x = 13,411.02 × 5,741.16
  4. Step 4: Simplify right side
    9,718.08x = 76,994,811.58
  5. Step 5: Solve for x
    x = 76,994,811.58/9,718.08
  6. Step 6: Final answer
    x = 7,922.84

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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.