Home / 11,852.04-16,356.18-6,547.20

Finding the Fourth Proportional to 11,852.04, 16,356.18 and 6,547.20

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Solution

The fourth proportional to 11,852.04, 16,356.18 and 6,547.20 is: 9,035.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,852.04 : 16,356.18 = 6,547.20 : x
  2. Step 2: Convert to fraction form
    11,852.04/16,356.18 = 6,547.20/x
  3. Step 3: Cross multiply
    11,852.04x = 16,356.18 × 6,547.20
  4. Step 4: Simplify right side
    11,852.04x = 107,087,181.70
  5. Step 5: Solve for x
    x = 107,087,181.70/11,852.04
  6. Step 6: Final answer
    x = 9,035.34

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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.