Home / 5,077.02-7,007.22-4,681.74

Finding the Fourth Proportional to 5,077.02, 7,007.22 and 4,681.74

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Solution

The fourth proportional to 5,077.02, 7,007.22 and 4,681.74 is: 6,461.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.02 : 7,007.22 = 4,681.74 : x
  2. Step 2: Convert to fraction form
    5,077.02/7,007.22 = 4,681.74/x
  3. Step 3: Cross multiply
    5,077.02x = 7,007.22 × 4,681.74
  4. Step 4: Simplify right side
    5,077.02x = 32,805,982.16
  5. Step 5: Solve for x
    x = 32,805,982.16/5,077.02
  6. Step 6: Final answer
    x = 6,461.66

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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.