Home / 1,925.76-2,657.50-1,075.02

Finding the Fourth Proportional to 1,925.76, 2,657.50 and 1,075.02

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Solution

The fourth proportional to 1,925.76, 2,657.50 and 1,075.02 is: 1,483.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925.76 : 2,657.50 = 1,075.02 : x
  2. Step 2: Convert to fraction form
    1,925.76/2,657.50 = 1,075.02/x
  3. Step 3: Cross multiply
    1,925.76x = 2,657.50 × 1,075.02
  4. Step 4: Simplify right side
    1,925.76x = 2,856,865.65
  5. Step 5: Solve for x
    x = 2,856,865.65/1,925.76
  6. Step 6: Final answer
    x = 1,483.50

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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.