Home / 5,151.61-7,106.02-4,521.63

Finding the Fourth Proportional to 5,151.61, 7,106.02 and 4,521.63

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Solution

The fourth proportional to 5,151.61, 7,106.02 and 4,521.63 is: 6,237.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,151.61 : 7,106.02 = 4,521.63 : x
  2. Step 2: Convert to fraction form
    5,151.61/7,106.02 = 4,521.63/x
  3. Step 3: Cross multiply
    5,151.61x = 7,106.02 × 4,521.63
  4. Step 4: Simplify right side
    5,151.61x = 32,130,793.21
  5. Step 5: Solve for x
    x = 32,130,793.21/5,151.61
  6. Step 6: Final answer
    x = 6,237.04

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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.