Home / 6,187.70-9,281.55-4,547.45

Finding the Fourth Proportional to 6,187.70, 9,281.55 and 4,547.45

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Solution

The fourth proportional to 6,187.70, 9,281.55 and 4,547.45 is: 6,821.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,187.70 : 9,281.55 = 4,547.45 : x
  2. Step 2: Convert to fraction form
    6,187.70/9,281.55 = 4,547.45/x
  3. Step 3: Cross multiply
    6,187.70x = 9,281.55 × 4,547.45
  4. Step 4: Simplify right side
    6,187.70x = 42,207,384.55
  5. Step 5: Solve for x
    x = 42,207,384.55/6,187.70
  6. Step 6: Final answer
    x = 6,821.18

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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.