Home / 7,066.20-10,599.30-6,547.80

Finding the Fourth Proportional to 7,066.20, 10,599.30 and 6,547.80

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Solution

The fourth proportional to 7,066.20, 10,599.30 and 6,547.80 is: 9,821.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,066.20 : 10,599.30 = 6,547.80 : x
  2. Step 2: Convert to fraction form
    7,066.20/10,599.30 = 6,547.80/x
  3. Step 3: Cross multiply
    7,066.20x = 10,599.30 × 6,547.80
  4. Step 4: Simplify right side
    7,066.20x = 69,402,096.54
  5. Step 5: Solve for x
    x = 69,402,096.54/7,066.20
  6. Step 6: Final answer
    x = 9,821.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.