Home / 4,047.65-6,071.48-1,125.95

Finding the Fourth Proportional to 4,047.65, 6,071.48 and 1,125.95

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Solution

The fourth proportional to 4,047.65, 6,071.48 and 1,125.95 is: 1,688.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,047.65 : 6,071.48 = 1,125.95 : x
  2. Step 2: Convert to fraction form
    4,047.65/6,071.48 = 1,125.95/x
  3. Step 3: Cross multiply
    4,047.65x = 6,071.48 × 1,125.95
  4. Step 4: Simplify right side
    4,047.65x = 6,836,182.91
  5. Step 5: Solve for x
    x = 6,836,182.91/4,047.65
  6. Step 6: Final answer
    x = 1,688.93

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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.