Home / 10,547.11-14,544.46-7,714.95

Finding the Fourth Proportional to 10,547.11, 14,544.46 and 7,714.95

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Solution

The fourth proportional to 10,547.11, 14,544.46 and 7,714.95 is: 10,638.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,547.11 : 14,544.46 = 7,714.95 : x
  2. Step 2: Convert to fraction form
    10,547.11/14,544.46 = 7,714.95/x
  3. Step 3: Cross multiply
    10,547.11x = 14,544.46 × 7,714.95
  4. Step 4: Simplify right side
    10,547.11x = 112,209,736.78
  5. Step 5: Solve for x
    x = 112,209,736.78/10,547.11
  6. Step 6: Final answer
    x = 10,638.91

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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.