Home / 8,547.12-11,790.36-6,185.16

Finding the Fourth Proportional to 8,547.12, 11,790.36 and 6,185.16

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Solution

The fourth proportional to 8,547.12, 11,790.36 and 6,185.16 is: 8,532.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,547.12 : 11,790.36 = 6,185.16 : x
  2. Step 2: Convert to fraction form
    8,547.12/11,790.36 = 6,185.16/x
  3. Step 3: Cross multiply
    8,547.12x = 11,790.36 × 6,185.16
  4. Step 4: Simplify right side
    8,547.12x = 72,925,263.06
  5. Step 5: Solve for x
    x = 72,925,263.06/8,547.12
  6. Step 6: Final answer
    x = 8,532.14

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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.