Home / 10,558.66-15,838.40-4,715.32

Finding the Fourth Proportional to 10,558.66, 15,838.40 and 4,715.32

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Solution

The fourth proportional to 10,558.66, 15,838.40 and 4,715.32 is: 7,073.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,558.66 : 15,838.40 = 4,715.32 : x
  2. Step 2: Convert to fraction form
    10,558.66/15,838.40 = 4,715.32/x
  3. Step 3: Cross multiply
    10,558.66x = 15,838.40 × 4,715.32
  4. Step 4: Simplify right side
    10,558.66x = 74,683,124.29
  5. Step 5: Solve for x
    x = 74,683,124.29/10,558.66
  6. Step 6: Final answer
    x = 7,073.16

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1.5x scale

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.