Home / 5,283.90-7,291.35-2,925.99

Finding the Fourth Proportional to 5,283.90, 7,291.35 and 2,925.99

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Solution

The fourth proportional to 5,283.90, 7,291.35 and 2,925.99 is: 4,037.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,283.90 : 7,291.35 = 2,925.99 : x
  2. Step 2: Convert to fraction form
    5,283.90/7,291.35 = 2,925.99/x
  3. Step 3: Cross multiply
    5,283.90x = 7,291.35 × 2,925.99
  4. Step 4: Simplify right side
    5,283.90x = 21,334,417.19
  5. Step 5: Solve for x
    x = 21,334,417.19/5,283.90
  6. Step 6: Final answer
    x = 4,037.63

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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.