Home / 1,875.48-2,809.44-1,570.38

Finding the Fourth Proportional to 1,875.48, 2,809.44 and 1,570.38

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Solution

The fourth proportional to 1,875.48, 2,809.44 and 1,570.38 is: 2,352.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,875.48 : 2,809.44 = 1,570.38 : x
  2. Step 2: Convert to fraction form
    1,875.48/2,809.44 = 1,570.38/x
  3. Step 3: Cross multiply
    1,875.48x = 2,809.44 × 1,570.38
  4. Step 4: Simplify right side
    1,875.48x = 4,411,888.39
  5. Step 5: Solve for x
    x = 4,411,888.39/1,875.48
  6. Step 6: Final answer
    x = 2,352.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.