Home / 6,780.18-10,158.63-6,095.40

Finding the Fourth Proportional to 6,780.18, 10,158.63 and 6,095.40

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Solution

The fourth proportional to 6,780.18, 10,158.63 and 6,095.40 is: 9,132.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,780.18 : 10,158.63 = 6,095.40 : x
  2. Step 2: Convert to fraction form
    6,780.18/10,158.63 = 6,095.40/x
  3. Step 3: Cross multiply
    6,780.18x = 10,158.63 × 6,095.40
  4. Step 4: Simplify right side
    6,780.18x = 61,920,913.30
  5. Step 5: Solve for x
    x = 61,920,913.30/6,780.18
  6. Step 6: Final answer
    x = 9,132.64

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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.