Home / 4,649.48-6,417.50-2,880.08

Finding the Fourth Proportional to 4,649.48, 6,417.50 and 2,880.08

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Solution

The fourth proportional to 4,649.48, 6,417.50 and 2,880.08 is: 3,975.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,649.48 : 6,417.50 = 2,880.08 : x
  2. Step 2: Convert to fraction form
    4,649.48/6,417.50 = 2,880.08/x
  3. Step 3: Cross multiply
    4,649.48x = 6,417.50 × 2,880.08
  4. Step 4: Simplify right side
    4,649.48x = 18,482,913.40
  5. Step 5: Solve for x
    x = 18,482,913.40/4,649.48
  6. Step 6: Final answer
    x = 3,975.26

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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.