Home / 1,578.08-2,368.13-1,058.67

Finding the Fourth Proportional to 1,578.08, 2,368.13 and 1,058.67

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Solution

The fourth proportional to 1,578.08, 2,368.13 and 1,058.67 is: 1,588.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,578.08 : 2,368.13 = 1,058.67 : x
  2. Step 2: Convert to fraction form
    1,578.08/2,368.13 = 1,058.67/x
  3. Step 3: Cross multiply
    1,578.08x = 2,368.13 × 1,058.67
  4. Step 4: Simplify right side
    1,578.08x = 2,507,068.19
  5. Step 5: Solve for x
    x = 2,507,068.19/1,578.08
  6. Step 6: Final answer
    x = 1,588.68

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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.