Home / 1,875.65-2,823.86-1,657.53

Finding the Fourth Proportional to 1,875.65, 2,823.86 and 1,657.53

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Solution

The fourth proportional to 1,875.65, 2,823.86 and 1,657.53 is: 2,495.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.65 : 2,823.86 = 1,657.53 : x
  2. Step 2: Convert to fraction form
    1,875.65/2,823.86 = 1,657.53/x
  3. Step 3: Cross multiply
    1,875.65x = 2,823.86 × 1,657.53
  4. Step 4: Simplify right side
    1,875.65x = 4,680,618.55
  5. Step 5: Solve for x
    x = 4,680,618.55/1,875.65
  6. Step 6: Final answer
    x = 2,495.46

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.