Home / 7,476.47-10,317.04-4,490.53

Finding the Fourth Proportional to 7,476.47, 10,317.04 and 4,490.53

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Solution

The fourth proportional to 7,476.47, 10,317.04 and 4,490.53 is: 6,196.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,476.47 : 10,317.04 = 4,490.53 : x
  2. Step 2: Convert to fraction form
    7,476.47/10,317.04 = 4,490.53/x
  3. Step 3: Cross multiply
    7,476.47x = 10,317.04 × 4,490.53
  4. Step 4: Simplify right side
    7,476.47x = 46,328,955.18
  5. Step 5: Solve for x
    x = 46,328,955.18/7,476.47
  6. Step 6: Final answer
    x = 6,196.63

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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.